{"id":"CVE-2026-81352","revision":"265bb2e8ddeb495f8dae617601fc0fcc","records":[{"revision":"265bb2e8ddeb495f8dae617601fc0fcc","observedAt":"2026-11-10T23:21:22.745+00:00","statement":{"source":"cve-program","id":"CVE-2026-81352","aliases":[],"title":"Web Media Extensions Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.","state":0,"publishedAt":"2026-09-08T17:18:50.259+00:00","modifiedAt":"2026-11-10T21:37:52.02+00:00","affected":[{"ecosystem":"Vendor product","name":"Web Media Extensions","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Web Media Extensions\",\n                    \"platforms\": [\n                        \"Windows 10 Version 21H2 for 32-bit Systems\",\n                        \"Windows 10 Version 21H2 for ARM64-based Systems\",\n                        \"Windows 10 Version 21H2 for x64-based Systems\",\n                        \"Windows 10 Version 22H2 for 32-bit Systems\",\n                        \"Windows 10 Version 22H2 for ARM64-based Systems\",\n                        \"Windows 10 Version 22H2 for x64-based Systems\",\n                        \"Windows 11 Version 23H2 for ARM64-based Systems\",\n                        \"Windows 11 Version 23H2 for x64-based Systems\",\n                        \"Windows 11 Version 24H2 for ARM64-based Systems\",\n                        \"Windows 11 Version 24H2 for x64-based Systems\",\n                        \"Windows 11 Version 25H2 for ARM64-based Systems\",\n                        \"Windows 11 Version 25H2 for x64-based Systems\",\n                        \"Windows 11 Version 26H1 for ARM64-based Systems\",\n                        \"Windows 11 version 26H1 for x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1.0.0.0\",\n                            \"lessThan\": \"1.2.42.0\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","score":8.8,"severity":"HIGH"}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81352"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-81352","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-81352","identifiers":["CVE-2026-81352"]},"retained":false,"historicalAffected":[]}],"coverage":[]}