CVE Database · CVE-2021-40449
CVSS v3.1
7.8
EPSS
74.13%
Published
Oct 12, 2021
Modified
Oct 30, 2025
CISA Known Exploited Vulnerability
Added: 2021-11-17 · Due: 2021-12-01
Apply updates per vendor instructions.
Public PoC / Exploit (6)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Win32k Elevation of Privilege Vulnerability
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeaknesses (CWE)
Affected Products (21)
References (5)