{"id":"CVE-2026-85835","aliases":["EUVD-2026-99544","GHSA-5wr8-59h9-379r"],"status":"published","title":"Servicing Stack Updates Information Disclosure Vulnerability","description":"Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00398,"percentile":0.34442,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-126"],"published":"2026-10-13T19:00:08Z","modified":"2026-11-10T20:38:12Z","products":[{"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 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85835","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85835"},{"url":"https://github.com/advisories/GHSA-5wr8-59h9-379r"}],"sources":{"cve":[{"id":"CVE-2026-85835","title":"Servicing Stack Updates Information Disclosure Vulnerability","description":"Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally.","status":"published","published":"2026-10-13T19:00:08.193Z","modified":"2026-11-10T20:38:12.643Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-126"],"updated_at":"2026-11-10T22:18:29.471829Z"}],"euvd":[{"id":"EUVD-2026-99544","description":"Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally.","status":"published","published":"2026-10-13T19:00:08Z","modified":"2026-11-10T20:38:12Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-10T22:23:59.503929Z"}],"ghsa":[{"id":"GHSA-5wr8-59h9-379r","title":"Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information...","description":"Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally.","status":"published","published":"2026-10-13T21:35:59Z","modified":"2026-10-13T21:36:00Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T15:13:17.952607Z"}],"nvd":[{"id":"CVE-2026-85835","description":"Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally.","status":"published","published":"2026-10-13T19:21:09.493Z","modified":"2026-10-13T21:19:25.707Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:12:58.13117Z"}]}}