{"id":"CVE-2026-20270","revision":null,"records":[{"revision":"43bd4c1c784c4676a60b58fbe7a07cd0","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-20270","aliases":[],"title":"Cisco IOS XE Software Security Hardening Release","description":"As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20270 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-682.","state":0,"publishedAt":"2026-08-05T16:19:09.284+00:00","modifiedAt":"2026-10-02T23:22:51.829+00:00","affected":[{"ecosystem":"Vendor product","name":"Cisco IOS XE Software","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Cisco\",\n                    \"product\": \"Cisco IOS XE Software\",\n                    \"versions\": [\n                        {\n                            \"version\": \"17.2.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1y\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.3s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.7.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1w\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.1d\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.4c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.7.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.2.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.2s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.1.1s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.11.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.7.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.11.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.1s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.3h\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.1c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1f\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.2.1v\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1e\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.4s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.11.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.5b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.2s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.7.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1t\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.3s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.7a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.11.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.11.1s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.1.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.1.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1d\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.1.1t\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.2t\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1e\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1z\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.4a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1g\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.8.1d\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.7.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.11.1c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.1s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.2.1r\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.1.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.10.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1s\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.7.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.2.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.1.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.1w\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.4.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.4a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.4.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.2.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.5.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1z1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.4.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.1z\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.5b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.4.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.5.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.1z2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.6.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.4a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.7.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.6a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.4c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.4.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.4b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.7.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.8.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.7.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.7.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1w\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.1z\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.8.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.5b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.10.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.8a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.1z1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.10.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1y\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.9.8b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.11.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.10.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1x1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.11.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1w\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.1y1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.13.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.14.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.4a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.3.8a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.6a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.10a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.13.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.11\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1y\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.14.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.12\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.17.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.16.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.1w\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.1b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5d\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.6a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.6.8a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.16.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.1y\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5e\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.4a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.2a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.2c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.2b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.5f\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.4b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.7a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.5b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.3b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.14\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.1z\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.7b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.5c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"26.1.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.4a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.1w\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.4b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.6a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.4c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.9.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.5d\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.4s1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.1x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.1z6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.4d\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.6b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.4.1c\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.5a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.1y\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.7a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.7b\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.3a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"26.1.1a\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.15.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"16.12.16\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.5x\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"26.1.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.12.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"17.18.5\",\n                            \"status\": \"affected\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unknown\"\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","score":8.6,"severity":"HIGH"}],"references":["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxe-V8NMuMZJ"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-20270","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-20270","identifiers":["CVE-2026-20270"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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