{"id":"CVE-2026-88235","aliases":["EUVD-2026-121605","GHSA-cpg7-92qm-5qj8"],"status":"published","title":"Servicing Stack Updates Elevation of Privilege Vulnerability","description":"Unintended proxy or intermediary ('confused deputy') in Servicing Stack Updates 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":0.00342,"percentile":0.28194,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-441"],"published":"2026-11-10T18:15:47Z","modified":"2026-11-12T15:41:02Z","exploits":[{"source":"pocgithub","id":"crisprss/CVE-2026-88235","title":"crisprss/CVE-2026-88235","date":"2026-11-02","url":"https://github.com/crisprss/CVE-2026-88235"}],"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 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"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88235","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88235"},{"url":"https://github.com/advisories/GHSA-cpg7-92qm-5qj8"}],"sources":{"cve":[{"id":"CVE-2026-88235","title":"Servicing Stack Updates Elevation of Privilege Vulnerability","description":"Unintended proxy or intermediary ('confused deputy') in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T18:15:47.444Z","modified":"2026-11-13T18:04:40.666Z","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-441"],"updated_at":"2026-11-10T19:39:59.74912Z"}],"euvd":[{"id":"EUVD-2026-121605","description":"Unintended proxy or intermediary ('confused deputy') in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T18:15:47Z","modified":"2026-11-13T18:04:40Z","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":"2026-11-11T00:25:05.012422Z"}],"ghsa":[{"id":"GHSA-cpg7-92qm-5qj8","title":"Unintended proxy or intermediary ('confused deputy') in Servicing Stack Updates allows an...","description":"Unintended proxy or intermediary ('confused deputy') in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T21:33:59Z","modified":"2026-11-10T21:34:00Z","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-441"],"updated_at":"2026-11-10T21:57:55.411542Z"}],"nvd":[{"id":"CVE-2026-88235","description":"Unintended proxy or intermediary ('confused deputy') in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-11-10T19:21:32.397Z","modified":"2026-11-11T01:17:23.12Z","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-441"],"updated_at":"2026-11-11T07:23:51.286099Z"}]}}