{"id":"CVE-2026-69689","aliases":["EUVD-2026-73032","GHSA-h3w5-39hq-x8c2"],"status":"published","title":"Windows Win32k Elevation of Privilege Vulnerability","description":"Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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":0.00768,"percentile":0.55998,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-125"],"published":"2026-09-08T17:11:53Z","modified":"2026-11-10T21:30:37Z","products":[{"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 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)"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_23h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69689","tags":["vendor-advisory","patch","Vendor Advisory","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-69689"},{"url":"https://github.com/advisories/GHSA-h3w5-39hq-x8c2"}],"sources":{"cve":[{"id":"CVE-2026-69689","title":"Windows Win32k Elevation of Privilege Vulnerability","description":"Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-09-08T17:11:53.619Z","modified":"2026-11-10T21:30:37.372Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-125","CWE-121"],"updated_at":"2026-11-10T22:48:53.006191Z"}],"euvd":[{"id":"EUVD-2026-73032","description":"Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-09-08T17:11:53Z","modified":"2026-11-10T21:30:37Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:53.507714Z"}],"ghsa":[{"id":"GHSA-h3w5-39hq-x8c2","title":"Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a...","description":"Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-09-08T18:32:53Z","modified":"2026-09-08T18:33:03Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:11:31.661331Z"}],"nvd":[{"id":"CVE-2026-69689","description":"Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.","status":"published","published":"2026-09-08T18:19:41.05Z","modified":"2026-09-22T15:34:18.543Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-121","CWE-125"],"updated_at":"2026-11-02T14:12:44.840742Z"}]}}