{"id":"CVE-2026-119987","aliases":["EUVD-2026-122257","GHSA-4jv3-p83m-vp4v"],"status":"published","title":"Microsoft Windows App Store Elevation of Privilege Vulnerability","description":"Untrusted search path in Microsoft Windows App Store 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":0.00282,"percentile":0.20992,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-426"],"published":"2026-11-10T18:21:54Z","modified":"2026-11-12T21:49:05Z","exploits":[{"source":"pocgithub","id":"karollooool/CVE-2026-119987-writeup","title":"karollooool/CVE-2026-119987-writeup","date":"2026-11-12","url":"https://github.com/karollooool/CVE-2026-119987-writeup"}],"products":[{"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 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-2026-119987","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119987"},{"url":"https://github.com/advisories/GHSA-4jv3-p83m-vp4v"}],"sources":{"cve":[{"id":"CVE-2026-119987","title":"Microsoft Windows App Store Elevation of Privilege Vulnerability","description":"Untrusted search path in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T18:21:54.104Z","modified":"2026-11-13T18:10:37.459Z","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-426"],"updated_at":"2026-11-10T19:39:58.973959Z"}],"euvd":[{"id":"EUVD-2026-122257","description":"Untrusted search path in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T18:21:54Z","modified":"2026-11-13T18:10:37Z","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":"2026-11-11T00:25:04.029196Z"}],"ghsa":[{"id":"GHSA-4jv3-p83m-vp4v","title":"Untrusted search path in Microsoft Windows App Store allows an authorized attacker to elevate...","description":"Untrusted search path in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T21:33:42Z","modified":"2026-11-10T21:33:48Z","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","level":"high"}],"cwes":["CWE-426"],"updated_at":"2026-11-10T21:57:54.561479Z"}],"nvd":[{"id":"CVE-2026-119987","description":"Untrusted search path in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T19:20:23.767Z","modified":"2026-11-10T19:20:23.887Z","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":"primary"}],"cwes":["CWE-426"],"updated_at":"2026-11-10T22:21:33.392456Z"}]}}