Privilege escalation in Microsoft Windows_10_21h2
CVE-2026-32181
Improper privilege management in Microsoft Windows allows an authorized attacker to deny service locally.
Vulnerability class: Privilege Escalation
EPSS: 0.001 (16.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Windows_10_21h2
- Microsoft Windows_10_22h2
- Microsoft Windows 10 Version 21h2 — versions 10.0.19044.0
- Microsoft Windows 10 Version 22h2 — versions 10.0.19045.0
- Microsoft Windows_11_23h2
- Microsoft Windows_11_24h2
- Microsoft Windows_11_25h2
- Microsoft Windows_11_26h1
- Microsoft Windows 11 Version 22h3 — versions 10.0.22631.0
- Microsoft Windows 11 Version 23h2 — versions 10.0.22631.0
Weakness classification (CWE)
References
- secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2026-32181?
- CVE-2026-32181 is a medium-severity vulnerability in Microsoft Windows_10_21h2, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2026-04-14.
- How severe is CVE-2026-32181?
- Medium severity. CVSS v3 base score is 5.5 out of 10.