{"id":"CVE-2026-85844","aliases":["EUVD-2026-122065","GHSA-2q2w-g4hj-c6qc"],"status":"published","title":"Windows Kerberos Elevation of Privilege Vulnerability","description":"Authentication bypass using an alternate path or channel in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01043,"percentile":0.64549,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-288"],"published":"2026-11-10T18:20:02Z","modified":"2026-11-10T21:34:05Z","products":[{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"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 11 version 26h2"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85844","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85844"},{"url":"https://github.com/advisories/GHSA-2q2w-g4hj-c6qc"}],"sources":{"cve":[{"id":"CVE-2026-85844","title":"Windows Kerberos Elevation of Privilege Vulnerability","description":"Authentication bypass using an alternate path or channel in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T18:20:02.722Z","modified":"2026-11-12T21:47:18.277Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-288"],"updated_at":"2026-11-10T19:39:59.74912Z"}],"euvd":[{"id":"EUVD-2026-122065","description":"Authentication bypass using an alternate path or channel in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T18:20:02Z","modified":"2026-11-12T21:47:18Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-11T00:25:04.029196Z"}],"ghsa":[{"id":"GHSA-2q2w-g4hj-c6qc","title":"Authentication bypass using an alternate path or channel in Windows Kerberos allows an...","description":"Authentication bypass using an alternate path or channel in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T21:33:57Z","modified":"2026-11-10T21:34:05Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-288"],"updated_at":"2026-11-10T21:57:56.197754Z"}],"nvd":[{"id":"CVE-2026-85844","description":"Authentication bypass using an alternate path or channel in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.","status":"published","published":"2026-11-10T19:21:25.653Z","modified":"2026-11-11T05:19:53.74Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-288"],"updated_at":"2026-11-10T22:21:33.392456Z"}]}}