{"id":"CVE-2026-62897","revision":"d0d13c2f375f4b8c87f53a6af10909ea","records":[{"revision":"d0d13c2f375f4b8c87f53a6af10909ea","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-62897","aliases":[],"title":".NET Framework Remote Code Execution Vulnerability","description":"Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.","state":0,"publishedAt":"2026-08-11T17:04:39.377+00:00","modifiedAt":"2026-10-21T20:52:14.776+00:00","affected":[{"ecosystem":"Vendor product","name":".NET 10.0","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \".NET 10.0\",\n                    \"versions\": [\n                        {\n                            \"version\": \"10.0.0\",\n                            \"lessThan\": \"10.0.11\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":".NET 8.0","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \".NET 8.0\",\n                    \"versions\": [\n                        {\n                            \"version\": \"8.0.0\",\n                            \"lessThan\": \"8.0.30\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":".NET 9.0","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \".NET 9.0\",\n                    \"versions\": [\n                        {\n                            \"version\": \"9.0.0\",\n                            \"lessThan\": \"9.0.19\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft .NET Framework 3.5","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft .NET Framework 3.5\",\n                    \"platforms\": [\n                        \"Windows 11 Version 26H1 for ARM64-based Systems\",\n                        \"Windows 11 version 26H1 for x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.5.0\",\n                            \"lessThan\": \"2.0.50727.9183 & 3.0.30729.9169\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft .NET Framework 3.5 AND 4.7.2","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft .NET Framework 3.5 AND 4.7.2\",\n                    \"platforms\": [\n                        \"Windows 10 Version 1809 for ARM64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.7.0\",\n                            \"lessThan\": \"2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft .NET Framework 3.5 AND 4.8","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft .NET Framework 3.5 AND 4.8\",\n                    \"platforms\": [\n                        \"Windows 10 Version 1809 for ARM64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.8.0\",\n                            \"lessThan\": \"2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft .NET Framework 4.8.1","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft .NET Framework 4.8.1\",\n                    \"platforms\": [\n                        \"Windows 11 Version 26H1 for ARM64-based Systems\",\n                        \"Windows 11 version 26H1 for x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.8.0.0\",\n                            \"lessThan\": \"4.8.9344.0\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft Visual Studio 2022 version 17.14","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft Visual Studio 2022 version 17.14\",\n                    \"versions\": [\n                        {\n                            \"version\": \"17.14.0\",\n                            \"lessThan\": \"17.14.38\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft Visual Studio 2026 version 18.8","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft Visual Studio 2026 version 18.8\",\n                    \"versions\": [\n                        {\n                            \"version\": \"18.0\",\n                            \"lessThan\": \"18.8.3\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","score":7,"severity":"HIGH"}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62897"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-62897","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-62897","identifiers":["CVE-2026-62897"]},"retained":false,"historicalAffected":[]}],"coverage":[]}