{"id":"CVE-2026-69718","state":"PUBLISHED","title":"Windows Update Elevation of Privilege Vulnerability","description":"Improper neutralization of special elements used in a command ('command injection') in Windows Update allows an authorized attacker to elevate privileges locally.","publishedAt":"2026-10-13T18:59:45.535Z","updatedAt":"2026-10-30T19:03:56.837Z","severity":{"score":7.8,"label":"High","version":"3.1","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","source":"microsoft"},"assigner":"microsoft","products":["Microsoft Windows 11 version 23H2","Microsoft Windows 11 Version 23H2","Microsoft Windows 11 Version 24H2","Microsoft Windows 11 Version 25H2","Microsoft Windows 11 version 26H1","Microsoft Windows 11 Version 26H2","Microsoft Windows Server 2025","Microsoft Windows Server 2025 (Server Core installation)"],"affected":[{"vendor":"Microsoft","product":"Windows 11 version 23H2","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7652","versionType":"custom"}],"platforms":["ARM64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7652","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 24H2","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.9711","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 25H2","versions":[{"version":"10.0.26200.0","status":"affected","lessThan":"10.0.26200.9711","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 version 26H1","versions":[{"version":"10.0.28000.0","status":"affected","lessThan":"10.0.28000.3231","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 26H2","versions":[{"version":"10.0.26300.0","status":"affected","lessThan":"10.0.26300.9711","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server 2025","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.33650","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server 2025 (Server Core installation)","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.33650","versionType":"custom"}],"platforms":["x64-based Systems"]}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69718"],"weaknesses":["CWE-77"],"ingestedAt":"2026-10-30T19:18:04.487Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/69xxx/CVE-2026-69718.json","commit":"a3048093a4809ba3e15db7a610bbd66f60b789d3","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-69718","state":"PUBLISHED","datePublished":"2026-10-13T18:59:45.535Z","dateUpdated":"2026-10-30T19:03:56.837Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2026-08-03T21:35:55.263Z"},"containers":{"cna":{"title":"Windows Update Elevation of Privilege Vulnerability","descriptions":[{"lang":"en-US","value":"Improper neutralization of special elements used in a command ('command injection') in Windows Update allows an authorized attacker to elevate privileges locally."}],"affected":[{"vendor":"Microsoft","product":"Windows 11 version 23H2","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7652","versionType":"custom"}],"platforms":["ARM64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7652","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 24H2","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.9711","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 25H2","versions":[{"version":"10.0.26200.0","status":"affected","lessThan":"10.0.26200.9711","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 version 26H1","versions":[{"version":"10.0.28000.0","status":"affected","lessThan":"10.0.28000.3231","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows 11 Version 26H2","versions":[{"version":"10.0.26300.0","status":"affected","lessThan":"10.0.26300.9711","versionType":"custom"}],"platforms":["ARM64-based Systems","x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server 2025","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.33650","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Windows Server 2025 (Server Core installation)","versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.33650","versionType":"custom"}],"platforms":["x64-based Systems"]}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69718","name":"Windows Update Elevation of Privilege Vulnerability","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":7.8,"vectorString":"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-77","description":"CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2026-10-30T19:03:56.837Z"},"datePublic":"2026-10-13T14:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.26100.0","versionEndExcluding":"10.0.26100.33650"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.26200.0","versionEndExcluding":"10.0.26200.9711"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.22631.0","versionEndExcluding":"10.0.22631.7652"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.22631.0","versionEndExcluding":"10.0.22631.7652"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.26100.0","versionEndExcluding":"10.0.26100.9711"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.26100.0","versionEndExcluding":"10.0.26100.33650"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.28000.0","versionEndExcluding":"10.0.28000.3231"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:windows_11_version_26h2_for_arm64-based_systems:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.26300.0","versionEndExcluding":"10.0.26300.9711"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-69718","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-13T21:08:34.515476Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-13T21:15:26.541Z"}}]}}}