{"id":"CVE-2026-96989","aliases":["EUVD-2026-121828","GHSA-5fqp-97qc-45wr"],"status":"published","title":"Secondary Logon Information Disclosure Vulnerability","description":"Out-of-bounds read in Secondary Logon 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":"2026-11-14","score":0.00386,"percentile":0.33261,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-11-10T18:17:52Z","modified":"2026-11-10T21:34:28Z","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 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 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"},{"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-2026-96989","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96989"},{"url":"https://github.com/advisories/GHSA-5fqp-97qc-45wr"}],"sources":{"cve":[{"id":"CVE-2026-96989","title":"Secondary Logon Information Disclosure Vulnerability","description":"Out-of-bounds read in Secondary Logon allows an authorized attacker to disclose information locally.","status":"published","published":"2026-11-10T18:17:52.581Z","modified":"2026-11-13T18:06:42.987Z","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-125"],"updated_at":"2026-11-10T19:40:00.230003Z"}],"euvd":[{"id":"EUVD-2026-121828","description":"Out-of-bounds read in Secondary Logon allows an authorized attacker to disclose information locally.","status":"published","published":"2026-11-10T18:17:52Z","modified":"2026-11-13T18:06:42Z","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":"2026-11-11T00:25:04.029196Z"}],"ghsa":[{"id":"GHSA-5fqp-97qc-45wr","title":"Out-of-bounds read in Secondary Logon allows an authorized attacker to disclose information locally.","description":"Out-of-bounds read in Secondary Logon allows an authorized attacker to disclose information locally.","status":"published","published":"2026-11-10T21:34:24Z","modified":"2026-11-10T21:34:28Z","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-125"],"updated_at":"2026-11-10T21:57:57.751909Z"}],"nvd":[{"id":"CVE-2026-96989","description":"Out-of-bounds read in Secondary Logon allows an authorized attacker to disclose information locally.","status":"published","published":"2026-11-10T19:22:22.25Z","modified":"2026-11-11T02:17:25.637Z","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-125"],"updated_at":"2026-11-11T07:23:51.574999Z"}]}}