CVE-2021-40450β€”Microsoft Win32k Privilege Escalation Vulnerability

PUBLISHEDvulnerability record
2022-04-25 Β· last modified June 21, 2025

Metadata

CVE ID:
CVE-2021-40450
Project:
Microsoft
Product:
Win32k
Date Added:
2022-04-25
Due Date:
2022-05-16
Last Updated:
June 21, 2025

Vulnerability Name

Microsoft Win32k Privilege Escalation Vulnerability

Description

Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:
Unknown

Action

Apply updates per vendor instructions.

Additional Notes

  • https://nvd.nist.gov/vuln/detail/CVE-2021-40450
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