{"id":"CVE-2026-108400","title":"Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.","summary":"Integer overflow or wraparound 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-190"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T23:17:30.400","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-108400","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108400","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-13T19:43:28.927Z","vendor":"Microsoft","product":"HEVC Video Extensions","affected":["hevc_video_extensions >= 1.0.0 < 2.4.87.0","hevc_video_extensions_for_licensed_applications >= 2.0.0.0 < 2.4.85.0","hevc_video_extensions_from_device_manufacturer >= 2.0.0.0 < 2.5.25.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-13T22:10:22.226494Z"},"epss":0.00905,"epssPercentile":0.59655,"slug":"CVE-2026-108400","body":"## Overview\n\nInteger overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":48.4,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}