{"id":"CVE-2026-118137","aliases":["EUVD-2026-122090","GHSA-w46r-gxfj-9733"],"status":"published","title":"Windows FTP Service Elevation of Privilege Vulnerability","description":"Improper authorization in Windows FTP Service allows an authorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00297,"percentile":0.22673,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862","CWE-863"],"published":"2026-11-10T18:20:17Z","modified":"2026-11-12T19:32:26Z","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 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-2026-118137","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118137"},{"url":"https://github.com/advisories/GHSA-w46r-gxfj-9733"}],"sources":{"cve":[{"id":"CVE-2026-118137","title":"Windows FTP Service Elevation of Privilege Vulnerability","description":"Improper authorization in Windows FTP Service allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T18:20:17.799Z","modified":"2026-11-13T18:09:05.765Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-12T20:48:01.943003Z"}],"euvd":[{"id":"EUVD-2026-122090","description":"Improper authorization in Windows FTP Service allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T18:20:17Z","modified":"2026-11-13T18:09:05Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T23:24:33.654843Z"}],"ghsa":[{"id":"GHSA-w46r-gxfj-9733","title":"Improper authorization in Windows FTP Service allows an authorized attacker to elevate privileges...","description":"Improper authorization in Windows FTP Service allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T21:32:59Z","modified":"2026-11-12T21:30:54Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-862","CWE-863"],"updated_at":"2026-11-12T21:43:37.277087Z"}],"nvd":[{"id":"CVE-2026-118137","description":"Improper authorization in Windows FTP Service allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T19:19:32.12Z","modified":"2026-11-12T20:18:17.323Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-12T21:32:43.890577Z"}]}}