VULNERABILITY INTELLIGENCE

CVE-2021-40449

CVSS score7.8 HIGH

EPSS probability81.94%

CISA KEVKnown exploited vulnerability

Published2021-10-13

Last modified2026-06-17

Known Exploited Vulnerability

Microsoft Windows Win32k Privilege Escalation Vulnerability

Vendor / product: Microsoft / Windows

Win32k Elevation of Privilege Vulnerability