{"id":"CVE-2026-102204","aliases":["EUVD-2026-100358","GHSA-cc23-mrxf-w2c6"],"status":"published","title":"Windows Subsystem for Linux Elevation of Privilege Vulnerability","description":"Improper link resolution before file access ('link following') 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":"2026-11-11","score":0.00399,"percentile":0.34639,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-59"],"published":"2026-10-13T19:01:33Z","modified":"2026-11-10T20:46:15Z","products":[{"vendor":"microsoft","product":"windows subsystem for linux (wsl2)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102204","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102204"},{"url":"https://github.com/advisories/GHSA-cc23-mrxf-w2c6"}],"sources":{"cve":[{"id":"CVE-2026-102204","title":"Windows Subsystem for Linux Elevation of Privilege Vulnerability","description":"Improper link resolution before file access ('link following') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T19:01:33.895Z","modified":"2026-11-10T20:46:15.696Z","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-59"],"updated_at":"2026-11-10T22:18:24.949973Z"}],"euvd":[{"id":"EUVD-2026-100358","description":"Improper link resolution before file access ('link following') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T19:01:33Z","modified":"2026-11-10T20:46:15Z","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":"2026-11-10T22:23:55.776344Z"}],"ghsa":[{"id":"GHSA-cc23-mrxf-w2c6","title":"Improper link resolution before file access ('link following') in Microsoft Defender for Endpoint...","description":"Improper link resolution before file access ('link following') in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T21:32:44Z","modified":"2026-10-13T21:32:51Z","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-59"],"updated_at":"2026-11-02T15:13:12.661896Z"}],"nvd":[{"id":"CVE-2026-102204","description":"Improper link resolution before file access ('link following') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-10-13T19:17:45.533Z","modified":"2026-10-20T19:17:14.713Z","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-59"],"updated_at":"2026-11-02T14:12:57.132005Z"}]}}