{"id":"CVE-2026-77500","aliases":[],"cve":{"records":[{"id":"CVE-2026-77500","source":"microsoft","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-08-20T20:11:33.673Z","published":"2026-09-08T17:13:21.724Z","modified":"2026-11-10T21:32:08.392Z"}],"publishers":[{"name":"microsoft","role":"CNA","organizationId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","modified":"2026-11-10T21:32:08.392Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-09T18:27:39.107Z"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77500","tags":["vendor-advisory","patch"],"source":"microsoft"}],"weaknesses":[{"id":"CWE-763","description":"CWE-763: Release of Invalid Pointer or Reference","source":"microsoft"}],"applicability":[{"source":"microsoft","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*","versionStartIncluding":"10.0.17763.0","versionEndExcluding":"10.0.17763.9245"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.17763.0","versionEndExcluding":"10.0.17763.9245"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.17763.0","versionEndExcluding":"10.0.17763.9245"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_21H2:*:*:*:*:*:*:x86:*","versionStartIncluding":"10.0.19044.0","versionEndExcluding":"10.0.19044.7725"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_22H2:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.19045.0","versionEndExcluding":"10.0.19045.7725"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.26200.0","versionEndExcluding":"10.0.26200.9445"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.22631.0","versionEndExcluding":"10.0.22631.7582"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.22631.0","versionEndExcluding":"10.0.22631.7582"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*","versionStartIncluding":"10.0.26100.0","versionEndExcluding":"10.0.26100.9445"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:*","versionStartIncluding":"10.0.28000.0","versionEndExcluding":"10.0.28000.2954"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*","versionStartIncluding":"10.0.14393.0","versionEndExcluding":"10.0.14393.9512"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.14393.0","versionEndExcluding":"10.0.14393.9512"},{"vulnerable":true,"criteria":"cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*","versionStartIncluding":"10.0.14393.0","versionEndExcluding":"10.0.14393.9512"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-09T18:26:27.391697Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"Windows Device Association Service Elevation of Privilege Vulnerability","titleSource":"microsoft","descriptionSource":"microsoft","description":"Release of invalid pointer or reference in Windows Device Association Service allows an authorized attacker to elevate privileges locally.","score":7.8,"severity":"high","published":"2026-09-08T17:13:21.724Z","modified":"2026-11-10T21:32:08.392Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Microsoft","name":"Windows 10 Version 1607","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"10.0.14393.0","status":"affected","lessThan":"10.0.14393.9512","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows 10 Version 1809","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"10.0.17763.0","status":"affected","lessThan":"10.0.17763.9245","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"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":"10.0.19044.7725","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"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":"10.0.19045.7725","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows 11 version 23H2","platforms":["ARM64-based Systems"],"versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7582","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows 11 Version 23H2","platforms":["x64-based Systems"],"versions":[{"version":"10.0.22631.0","status":"affected","lessThan":"10.0.22631.7582","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows 11 Version 24H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26100.0","status":"affected","lessThan":"10.0.26100.9445","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows 11 Version 25H2","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.26200.0","status":"affected","lessThan":"10.0.26200.9445","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows 11 version 26H1","platforms":["ARM64-based Systems","x64-based Systems"],"versions":[{"version":"10.0.28000.0","status":"affected","lessThan":"10.0.28000.2954","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows Server 2016","platforms":["x64-based Systems"],"versions":[{"version":"10.0.14393.0","status":"affected","lessThan":"10.0.14393.9512","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows Server 2016 (Server Core installation)","platforms":["x64-based Systems"],"versions":[{"version":"10.0.14393.0","status":"affected","lessThan":"10.0.14393.9512","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows Server 2019","platforms":["x64-based Systems"],"versions":[{"version":"10.0.17763.0","status":"affected","lessThan":"10.0.17763.9245","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"},{"vendor":"Microsoft","name":"Windows Server 2019 (Server Core installation)","platforms":["x64-based Systems"],"versions":[{"version":"10.0.17763.0","status":"affected","lessThan":"10.0.17763.9245","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"}],"remediation":[],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77500"],"sources":[{"name":"CVE","id":"CVE-2026-77500","modified":"2026-11-10T21:32:08.392Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"}],"assessments":[{"source":"microsoft","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","score":7.8}],"sourceAffected":[],"observedAt":"2026-11-10T22:49:19.938Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:25:31.038Z"},"coverage":[{"source":"NVD","status":"refresh-failed","attemptedAt":"2026-11-14T11:31:13.598Z"},{"source":"GHSA","status":"available","checkedAt":"2026-11-14T11:15:34.833Z","attemptedAt":"2026-11-14T11:15:34.833Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-14T11:10:33.181Z","attemptedAt":"2026-11-14T11:10:33.181Z"},{"source":"EPSS","status":"available","checkedAt":"2026-11-14T11:05:35.502Z","attemptedAt":"2026-11-14T11:05:35.502Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2026-77500","url":"https://www.first.org/epss/","probability":0.00333,"percentile":0.26956,"date":"2026-11-13","checkedAt":"2026-11-14T11:05:35.502Z"},{"source":"ENISA EUVD","id":"EUVD-2026-73268","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-73268","modified":"Nov 10, 2026, 9:32:08 PM","score":7.8,"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","checkedAt":"2026-11-14T11:10:33.181Z"},{"source":"GitHub Advisory Database","id":"GHSA-hmxr-qc3q-973q","url":"https://github.com/advisories/GHSA-hmxr-qc3q-973q","modified":"2026-09-08T18:33:39Z","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-11-14T11:15:34.833Z"}],"aiSummary":{"text":"A weakness in Windows Device Association Service allows an authorized attacker to elevate privileges locally in affected Windows versions, including Windows 10 and Windows 11. The vulnerability is due to the release of an invalid pointer or reference. Affected versions include Windows 10 1607, 1809, 21H2, and 22H2, and Windows 11 23H2, 24H2, 25H2, and 26H1.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-31T03:31:02.959Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-77500"}]}}