CVE-2022-21984: Microsoft Windows 10

High severity, CVSS 8.8. EPSS: 4.8% chance of exploitation in the next 30 days.

Windows DNS Server Remote Code Execution Vulnerability

Affected products

• Microsoft Windows 10: version 20h2 only; version 21h1 only; version 21h2 only; version 1909 only
• Microsoft Windows 11: affected versions not specified
• Microsoft Windows Server: version 20h2 only; version 2022 only

Published 2022-02-09. Last modified 2026-06-17.