W1
Product
Windows 11 version 21H2
On CISA KEVExploited in the wildRansomware-linked
1,000
CVEs
67
On KEV
9.8
Max CVSS
0
New 30D
VulnerabilityHigh
[CISA KEV] CVE-2023-36424: Microsoft Windows - Microsoft Windows Out-of-Bounds Read Vulnerability
Microsoft Windows Common Log File System Driver contains an out-of-bounds read vulnerability that could allow a threat actor for privileges escalation
WIWindowsCVE-2023-36424
Apr 13, 2026·CISA KEV
VulnerabilityHigh
[CISA KEV] CVE-2021-43226: Microsoft Windows - Microsoft Windows Privilege Escalation Vulnerability
Microsoft Windows Common Log File System Driver contains a privilege escalation vulnerability that could allow a local, privileged attacker to bypass certain security mechanisms.
WIWindowsCVE-2021-43226
Oct 6, 2025·CISA KEV