{"id":"CVE-2026-32181","published":"2026-04-14T16:57:31Z","modified":"2026-10-15T15:52:48Z","title":"Connected User Experiences and Telemetry Service Denial of Service Vulnerability","vendor":"Microsoft","product":"Windows 10 Version 21H2","tier":"tail","description":{"text":"Improper privilege management in Microsoft Windows allows an authorized attacker to deny service locally.","provenance":"source","from":"CVE.org"},"cvss":{"score":5.5,"severity":"MEDIUM","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00416,"percentile":0.35826,"provenance":"source"},"cwes":[{"id":"CWE-269","name":"Improper Privilege Management"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32181","tags":["vendor-advisory","patch"]},{"url":"https://www.vicarius.io/vsociety/posts/cve-2026-32181-detection-script-dos-vulnerability-in-windows-connected-user-experiences-and-telemetry-service","tags":[]},{"url":"https://www.vicarius.io/vsociety/posts/cve-2026-32181-mitigation-script-dos-vulnerability-in-windows-connected-user-experiences-and-telemetry-service","tags":[]}],"priority":{"score":11.0,"factors":[{"name":"EPSS percentile","points":7.17},{"name":"CVSS severity","points":3.85}]},"vendorSlug":"microsoft","affectedVersions":[{"vendor":"Microsoft","product":"Windows 10 Version 21H2","versions":[">= 10.0.19044.0, < 10.0.19044.7184"]},{"vendor":"Microsoft","product":"Windows 10 Version 22H2","versions":[">= 10.0.19045.0, < 10.0.19045.7184"]},{"vendor":"Microsoft","product":"Windows 11 version 23H2","versions":[">= 10.0.22631.0, < 10.0.22631.6936"]},{"vendor":"Microsoft","product":"Windows 11 Version 23H2","versions":[">= 10.0.22631.0, < 10.0.22631.6936"]},{"vendor":"Microsoft","product":"Windows 11 Version 24H2","versions":[">= 10.0.26100.0, < 10.0.26100.8246"]},{"vendor":"Microsoft","product":"Windows 11 Version 25H2","versions":[">= 10.0.26200.0, < 10.0.26200.8246"]},{"vendor":"Microsoft","product":"Windows 11 version 26H1","versions":[">= 10.0.28000.0, < 10.0.28000.1836"]},{"vendor":"Microsoft","product":"Windows Server 2022","versions":[">= 10.0.20348.0, < 10.0.20348.5020"]},{"vendor":"Microsoft","product":"Windows Server 2022, 23H2 Edition (Server Core installation)","versions":[">= 10.0.25398.0, < 10.0.25398.2274"]},{"vendor":"Microsoft","product":"Windows Server 2025","versions":[">= 10.0.26100.0, < 10.0.26100.32690"]}],"euvd":{"id":"EUVD-2026-22563","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-microsoft-windows-cwe-269"}}