{"id":"CVE-2026-50682","aliases":["EUVD-2026-44140","GHSA-c9q6-72fq-24hj"],"status":"published","title":"Active Directory Denial of Service Vulnerability","description":"Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0093,"percentile":0.60895,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-07-14T17:08:21Z","modified":"2026-11-01T17:35:55Z","products":[{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50682","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50682"},{"url":"https://github.com/advisories/GHSA-c9q6-72fq-24hj"}],"sources":{"cve":[{"id":"CVE-2026-50682","title":"Active Directory Denial of Service Vulnerability","description":"Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.","status":"published","published":"2026-07-14T17:08:21.386Z","modified":"2026-11-01T17:35:55.502Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:20:09.098623Z"}],"euvd":[{"id":"EUVD-2026-44140","description":"Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.","status":"published","published":"2026-07-14T17:08:21Z","modified":"2026-11-01T17:35:55Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T16:58:47.432726Z"}],"ghsa":[{"id":"GHSA-c9q6-72fq-24hj","title":"Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over...","description":"Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.","status":"published","published":"2026-07-14T18:32:30Z","modified":"2026-07-14T18:32:37Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:09:30.119193Z"}],"nvd":[{"id":"CVE-2026-50682","description":"Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.","status":"published","published":"2026-07-14T18:18:02.82Z","modified":"2026-07-22T16:18:10.63Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:12:29.489525Z"}]}}