Interlock Ransomware Exploits Cisco FMC Zero-Day (CVE-2026-20131)

Interlock ransomware group exploited a critical zero-day vulnerability (CVE-2026-20131, CVSS 10.0) in Cisco Secure Firewall Management Center since January 26, 2026, over a month before public disclosure. This incident highlights the evolving threat landscape and the importance of maintaining robust cybersecurity defenses. Organizations should review their security posture, ensure all systems are patched, implement multi-factor authentication, and maintain regular backups. Source: The Hacker News