{"id":"CVE-2026-97812","aliases":[],"title":"Windows Update Orchestrator Service Elevation of Privilege Vulnerability","titleSource":"microsoft","descriptionSource":"microsoft","products":[{"vendor":"Microsoft","name":"Windows 10 Version 21H2","platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.19044.0","status":"affected","lessThan":"10.0.19044.7807","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 10 Version 22H2","platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.19045.0","status":"affected","lessThan":"10.0.19045.7807","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 11 version 23H2","platforms":["ARM64-based Systems"],"versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7652","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 11 Version 23H2","platforms":["x64-based Systems"],"versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7652","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 11 Version 24H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.9711","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 11 Version 25H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26200.0","status":"affected","lessThan":"10.0.26200.9711","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 11 version 26H1","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.28000.0","status":"affected","lessThan":"10.0.28000.3231","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows 11 Version 26H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26300.0","status":"affected","lessThan":"10.0.26300.9711","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows Server 2025","platforms":["x64-based Systems"],"versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.33650","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"},{"vendor":"Microsoft","name":"Windows Server 2025 (Server Core installation)","platforms":["x64-based Systems"],"versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.33650","versionType":"custom"}],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"}],"remediation":[],"description":"Double free in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.","severity":"high","score":7,"published":"2026-10-13T19:01:38.966Z","modified":"2026-10-28T18:22:07.751Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97812"],"sources":[{"name":"CVE","id":"CVE-2026-97812","modified":"2026-10-28T18:22:07.751Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-97812"}],"assessments":[{"source":"microsoft","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","score":7}],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T20:45:31.448Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-28T20:05:35.241Z","attemptedAt":"2026-10-28T20:05:35.241Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-28T20:05:34.537Z","attemptedAt":"2026-10-28T20:05:34.537Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-28T20:05:33.743Z","attemptedAt":"2026-10-28T20:05:33.743Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-28T20:05:34.413Z","attemptedAt":"2026-10-28T20:05:34.413Z"}],"evidence":[{"source":"ENISA EUVD","id":"EUVD-2026-100414","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-100414","modified":"Oct 28, 2026, 6:22:07 PM","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","checkedAt":"2026-10-28T20:05:33.743Z"},{"source":"FIRST EPSS","id":"CVE-2026-97812","url":"https://www.first.org/epss/","probability":0.00279,"percentile":0.20355,"date":"2026-10-28","checkedAt":"2026-10-28T20:05:34.413Z"},{"source":"GitHub Advisory Database","id":"GHSA-485v-489q-h8f9","url":"https://github.com/advisories/GHSA-485v-489q-h8f9","modified":"2026-10-13T21:37:22Z","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-10-28T20:05:34.537Z"},{"source":"NVD","id":"CVE-2026-97812","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97812","modified":"2026-10-16T17:18:05.460","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-10-28T20:05:35.241Z"}]}