Sploitus

4 exploited vulnerabilities in Win32K

Vulnerabilities with publicly known exploits

Vendors
Microsoft
With known exploits
4
Affected Microsoft Windows 10 1607 versions
All versions
Affected Microsoft Windows 10 1809 versions
All versions
Affected Microsoft Windows 10 21h2 versions
< 10.0.19044.7548
Affected Microsoft Windows 10 22h2 versions
< 10.0.19045.7548
Affected Microsoft Windows 11 24h2 versions
< 10.0.26100.8875
Affected Microsoft Windows 11 25h2 versions
< 10.0.26200.8875
Affected Microsoft Windows 11 26h1 versions
< 10.0.28000.2525
Affected Microsoft Windows Server 2012 versions
All versions

Vulnerabilities with exploits

Highest CVSS first — 4 of these already have exploit code on Sploitus

CVE-2026-54107 1 exploit
CVSS 8.8 HIGH 2026-07-14FIX AVAILABLE
Exploit for Race Condition in Microsoft
CVE-2021-40449 10 exploits
CVSS 7.8 HIGH 2021-10-12FIX AVAILABLE
Exploit for Use After Free in MicrosoftExploit for Use After Free in Microsoft
CVE-2018-8453 8 exploits
CVSS 7.8 HIGH 2018-08-17FIX AVAILABLE
Exploit for CVE-2018-8453Microsoft Windows NtUserSetWindowFNID Win32k User Callback Exploit
CVE-2026-50416 1 exploit
CVSS 3.3 LOW 2026-07-14
Exploit for CVE-2026-50416