{"id":"CVE-2026-67641","revision":"2eaefd7c81d048af9c4f43069f54e2b5","records":[{"revision":"2eaefd7c81d048af9c4f43069f54e2b5","observedAt":"2026-10-30T22:45:26.427+00:00","statement":{"source":"cve-program","id":"CVE-2026-67641","aliases":[],"title":"Microsoft SQL Server Denial of Service Vulnerability","description":"Integer overflow or wraparound in SQL Server allows an authorized attacker to deny service over a network.","state":0,"publishedAt":"2026-09-08T17:14:34.174+00:00","modifiedAt":"2026-10-30T21:53:01.728+00:00","affected":[{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2022 (CU 26)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2022 (CU 26)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"16.0.0.0\",\n                            \"lessThan\": \"16.0.4275.2\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2022 (GDR)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2022 (GDR)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"16.0.0\",\n                            \"lessThan\": \"16.0.1200.5\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2025 (CU8)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2025 (CU8)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"17.0.0.0\",\n                            \"lessThan\": \"17.0.4085.5\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2025 for x64-based Systems (GDR)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2025 for x64-based Systems (GDR)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"17.0.1050.2\",\n                            \"lessThan\": \"17.0.1135.8\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","score":6.5,"severity":"MEDIUM"}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67641"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-67641","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-67641","identifiers":["CVE-2026-67641"]},"retained":false,"historicalAffected":[]}],"coverage":[]}