CVE-2021-40449
Microsoft Windows Win32k Privilege Escalation Vulnerability
Win32k Elevation of Privilege Vulnerability.
HIGH · CVSS 7.8
⚠ CISA KEV
EPSS 0.91732
Ransomware: known
Act now
- Listed on CISA KEV (known exploited in the wild)
- Linked to known ransomware campaigns
- SSVC exploitation status: active
- EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
- EPSS percentile: top 0% of all CVEs by exploitation likelihood
- Public exploit or PoC is available
- CVSS base score ≥ 7.0
Sigma rules0
YARA rules0