{"@odata.context":"https://api.msrc.microsoft.com/sug/v2.0/sugodata/v2.0/en-US/$metadata#vulnerability/$entity","id":"00000000-0000-0000-0000-0000ffd25d0b","releaseDate":"2026-10-13T07:00:00-07:00","cveNumber":"CVE-2026-108400","cveTitle":"HEVC Video Extensions Remote Code Execution Vulnerability","releaseNumber":"2026-Oct","vulnType":"Security Vulnerability","latestRevisionDate":"2026-10-13T07:00:00-07:00","description":"<p>Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.</p>\n","cweList":["CWE-190: Integer Overflow or Wraparound"],"cweDetailsListForSearch":["cwe: CWE-190: Integer Overflow or Wraparound","cweUrl: https://cwe.mitre.org/data/definitions/190.html"],"unformattedDescription":"<p>Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.</p>","mitreText":"CVE-2026-108400","mitreUrl":"https://www.cve.org/CVERecord?id=CVE-2026-108400","publiclyDisclosed":"No","exploited":"No","latestSoftwareReleaseId":2,"latestSoftwareRelease":"Exploitation Less Likely","olderSoftwareReleaseId":0,"denialOfService":"N/A","tag":"Microsoft Windows Codecs Library","issuingCna":"Microsoft","issuingCnaId":100000001,"severityId":100000000,"severity":"Critical","impactId":100000005,"impact":"Remote Code Execution","langCode":"en-US","baseScore":"8.8","temporalScore":"7.7","vectorString":"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","vectorStringSource":"Microsoft","isMariner":false,"customerActionRequired":true,"customerActionRequiredId":1,"cweDetailsList":[{"keys":["cwe","cweUrl"],"values":["CWE-190: Integer Overflow or Wraparound","https://cwe.mitre.org/data/definitions/190.html"]}],"articles":[{"title":"Microsoft Windows Codecs Library Remote Code Execution Vulnerability","articleType":"100000000","description":"<p>Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.</p>\n","ordinal":10000},{"articleType":"FAQ","description":"<p><strong>According to the CVSS metric, the attack vector is network (AV:N) and user interaction is required (UI:R). What is the target context of the remote code execution?</strong></p>\n<p>This attack requires a user to open a specially crafted file from the attacker to initiate remote code execution.</p>\n","ordinal":10000}],"revisions":[{"cveNumber":"CVE-2026-108400","version":1,"revisionDate":"2026-10-13T07:00:00-07:00","initialDate":"0001-01-01T00:00:00Z","description":"<p>Information published.</p>\n","unformattedDescription":"Information published.","notificationNeeded":false,"notificationSent":false,"sourceId":"e633ad50-59c6-f111-aaae-000d3a325add"}]}