CVE-2021-41357
Microsoft Win32k Privilege Escalation Vulnerability
CVSS
—
No CVSS
EPSS
1.6%
p75
KEV
YES
Apr 25, 2022
Exploit Today
73
0-100
Published: — · Last modified: —
1.6%EPSS · 30 days2.1%
2026-09-172026-10-15
Product
Microsoft / Win32k
Vulnerability
Microsoft Win32k Privilege Escalation Vulnerability
Added to KEV
Apr 25, 2022
Remediate by
May 16, 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-2021-41357
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2022-218827.0 HIG99.1%
KEV—80Microsoft Win32k Privilege Escalation Vulnerability62dCVE-2021-17327.8 HIG99.6%
KEV—80Microsoft Win32k Privilege Escalation Vulnerability65dCVE-2020-10547.0 HIG99.0%
KEV—80Microsoft Win32k Privilege Escalation Vulnerability8dCVE-2019-14587.8 HIG99.5%
KEV—80Microsoft Win32k Privilege Escalation Vulnerability65dCVE-2018-84537.8 HIG99.4%
KEV—80Microsoft Win32k Privilege Escalation Vulnerability64dCVE-2018-81207.0 HIG99.5%
KEV—80Microsoft Win32k Privilege Escalation Vulnerability64d