CVE-2022-21882
Microsoft Win32k Privilege Escalation Vulnerability
CVSS
—
No CVSS
EPSS
55.7%
p99
KEV
YES
Feb 4, 2022
Exploit Today
80
0-100
Published: — · Last modified: —
55.7%EPSS · 30 days55.7%
2026-06-302026-07-16
Product
Microsoft / Win32k
Vulnerability
Microsoft Win32k Privilege Escalation Vulnerability
Added to KEV
Feb 4, 2022
Remediate by
Feb 18, 2022
Known ransomware use
No
Summary description
Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2022-21882
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