{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-85357","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","state":"PUBLISHED","assignerShortName":"microsoft","dateReserved":"2026-09-03T17:43:43.827Z","datePublished":"2026-10-13T19:00:03.234Z","dateUpdated":"2026-10-30T19:05:44.548Z"},"containers":{"cna":{"title":"Windows Phone Service Elevation of Privilege Vulnerability","datePublic":"2026-10-13T14:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"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"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.20348.0","versionEndExcluding":"10.0.20348.5761"},{"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_11_26H1:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.28000.0","versionEndExcluding":"10.0.28000.3231"}]}]}],"affected":[{"vendor":"Microsoft","product":"Windows 11 version 23H2","platforms":["ARM64-based Systems"],"versions":[{"version":"10.0.22631.0","lessThan":"10.0.22631.7652","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","platforms":["x64-based Systems"],"versions":[{"version":"10.0.22631.0","lessThan":"10.0.22631.7652","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Windows 11 Version 24H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26100.0","lessThan":"10.0.26100.9711","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Windows 11 Version 25H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26200.0","lessThan":"10.0.26200.9711","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Windows 11 version 26H1","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.28000.0","lessThan":"10.0.28000.3231","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Windows 11 Version 26H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26300.0","lessThan":"10.0.26300.9711","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Windows Server 2022","platforms":["x64-based Systems"],"versions":[{"version":"10.0.20348.0","lessThan":"10.0.20348.5761","versionType":"custom","status":"affected"}]}],"descriptions":[{"value":"Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Phone Service allows an authorized attacker to elevate privileges locally.","lang":"en-US"}],"problemTypes":[{"descriptions":[{"description":"CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","lang":"en-US","type":"CWE","cweId":"CWE-362"},{"description":"CWE-416: Use After Free","lang":"en-US","type":"CWE","cweId":"CWE-416"}]}],"providerMetadata":{"orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft","dateUpdated":"2026-10-30T19:05:44.548Z"},"references":[{"name":"Windows Phone Service Elevation of Privilege Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85357"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":7,"vectorString":"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"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-85357","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-13T20:13:31.066432Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-13T20:23:24.808Z"}}]}}