CISA KEV Catalog Expanded 20% in 2025, Topping 1,480 Entries

AI-suggested

1. Integrate the CISA KEV catalog into vulnerability management processes to ensure timely identification and prioritization of patches for known exploited vulnerabilities. 2. Deploy patches and updates for affected software and hardware promptly, focusing first on vulnerabilities linked to ransomware exploitation. 3. Implement network segmentation and least privilege principles to limit ransomware lateral movement and reduce attack surface. 4. Enhance endpoint detection and response (EDR) capabilities to identify ransomware behaviors early and contain infections. 5. Conduct regular backups with offline or immutable storage to enable recovery without paying ransom. 6. Train staff on phishing and social engineering tactics commonly used to deliver ransomware payloads exploiting these vulnerabilities. 7. Collaborate with threat intelligence providers to stay informed on emerging exploitation trends related to KEV entries. 8. Perform regular penetration testing and red teaming exercises simulating ransomware attacks targeting KEV-listed vulnerabilities to validate defenses. 9. Establish incident response plans specifically addressing ransomware scenarios involving KEV vulnerabilities. 10. Engage with vendors and suppliers to ensure timely patch availability and deployment for critical systems.