{"id":"CVE-2026-81352","title":"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.","summary":"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-122"],"vendor":"microsoft","product":"web_media_extensions","affected":["web_media_extensions < 1.2.42.0","web_media_extensions < 2.1.51.0"],"patched":["web_media_extensions 2.1.51.0"],"published":"2026-09-08","updated":"2026-09-23","sourceUpdated":"2026-09-23T15:39:40.480","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-81352","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81352","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"epss":0.0048,"epssPercentile":0.38705,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-09T04:26:56.381369Z"},"ingestedAt":"2026-09-08T19:08:49.631Z","slug":"CVE-2026-81352","body":"## Overview\n\nHeap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.\n\n## Affected\n\n- `web_media_extensions < 1.2.42.0`\n- `web_media_extensions < 2.1.51.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `web_media_extensions 2.1.51.0`","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}