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Vulnerability · Published Apr 14, 2026 · Assigned by microsoft

CVE-2026-32181Connected User Experiences and Telemetry Service Denial of Service Vulnerability

Medium 5.5

In plain English

A medium-severity privilege mismanagement in Windows 10 Version 21H2 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.4%top 63.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Improper privilege management in Microsoft Windows allows an authorized attacker to deny service locally.

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 21H2 10.0.19044.0 – before 10.0.19044.7184
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.7184
Microsoft Windows 11 version 23H2 10.0.22631.0 – before 10.0.22631.6936
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.6936
Microsoft Windows 11 Version 24H2 10.0.26100.0 – before 10.0.26100.8246
Microsoft Windows 11 Version 25H2 10.0.26200.0 – before 10.0.26200.8246
Microsoft Windows 11 version 26H1 10.0.28000.0 – before 10.0.28000.1836
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.5020
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.2274
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.32690
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.32690

Weakness: CWE-269 · 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

References