{"id":"CVE-2025-26675","aliases":["EUVD-2025-10210","GHSA-vg94-crh4-qq4x","UBUNTU-CVE-2025-26675"],"status":"published","title":"Windows Subsystem for Linux Elevation of Privilege Vulnerability","description":"Out-of-bounds read in Windows Subsystem for Linux 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":"2026-11-10","score":0.00596,"percentile":0.48823,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2025-04-08T17:23:54Z","modified":"2026-10-17T12:57:26Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-2","0.2.1-3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-6","0.2.1-6build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-6build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"wsl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.2.1-6build1"]}],"products":[{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 22h3"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2022, 23h2 edition (server core installation)"},{"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_22h2"},{"vendor":"microsoft","product":"windows_11_23h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2022_23h2"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26675","tags":["vendor-advisory","patch","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-26675"},{"url":"https://github.com/advisories/GHSA-vg94-crh4-qq4x"},{"url":"https://ubuntu.com/security/CVE-2025-26675","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-26675","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-26675","title":"Windows Subsystem for Linux Elevation of Privilege Vulnerability","description":"Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2025-04-08T17:23:54.041Z","modified":"2026-08-10T15:12:48.724Z","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-125"],"updated_at":"2026-11-02T14:32:27.932735Z"}],"euvd":[{"id":"EUVD-2025-10210","description":"Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2025-04-08T17:23:54Z","modified":"2026-08-10T15:12:48Z","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":"2026-11-02T18:02:02.865075Z"}],"ghsa":[{"id":"GHSA-vg94-crh4-qq4x","title":"Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate...","description":"Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2025-04-08T18:34:47Z","modified":"2025-04-08T18:34:54Z","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-125"],"updated_at":"2026-11-02T15:00:51.102649Z"}],"nvd":[{"id":"CVE-2025-26675","description":"Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2025-04-08T18:15:51.757Z","modified":"2026-06-17T09:02:15.793Z","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-125"],"updated_at":"2026-11-02T14:10:59.48027Z"}],"osv":[{"id":"UBUNTU-CVE-2025-26675","description":"Out-of-bounds read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2025-04-08T18:15:00Z","modified":"2026-10-17T12:57:26.321098048Z","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"}],"updated_at":"2026-11-02T16:55:26.330196Z"}]}}