CVE-2022-26923: Microsoft Active Directory Domain Services Privilege Escalation Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2022-08-18. EPSS: 83.5% chance of exploitation in the next 30 days.

Active Directory Domain Services Elevation of Privilege Vulnerability

Affected products

• Microsoft Windows 10 1507: before 10.0.10240.19297 (fixed in 10.0.10240.19297)
• Microsoft Windows 10 1607: before 10.0.14393.5850 (fixed in 10.0.14393.5850)
• Microsoft Windows 10 1809: before 10.0.17763.4252 (fixed in 10.0.17763.4252)
• Microsoft Windows 10 1909: before 10.0.18363.2274 (fixed in 10.0.18363.2274)
• Microsoft Windows 10 20h2: before 10.0.19042.1706 (fixed in 10.0.19042.1706)
• Microsoft Windows 10 21h1: before 10.0.19043.1706 (fixed in 10.0.19043.1706)
• Microsoft Windows 10 21h2: before 10.0.19044.1706 (fixed in 10.0.19044.1706)
• Microsoft Windows 11 21h2: before 10.0.22000.1817 (fixed in 10.0.22000.1817)
• Microsoft Windows 8.1: affected versions not specified
• Microsoft Windows Rt 8.1: affected versions not specified
• Microsoft Windows Server 2012: version r2 only
• Microsoft Windows Server 2016: before 10.0.14393.5850 (fixed in 10.0.14393.5850)
• Microsoft Windows Server 2019: before 10.0.17763.4252 (fixed in 10.0.17763.4252)
• Microsoft Windows Server 2022: before 10.0.20348.1668 (fixed in 10.0.20348.1668)

Published 2022-05-10. Last modified 2026-06-17.