VulnerabilitiesCritical

Interlock Ransomware Exploited Cisco Secure FMC Flaw in Zero-Day Attacks Since January

Friday, March 20, 2026
Global
BleepingComputer - https://www.bleepingcomputer.com/news/security/interlock-ransomware-exploited-secure-fmc-flaw-in-zero-day-attacks-since-january/

Summary

Interlock ransomware gang exploited CVE-2026-20131 in Cisco Secure Firewall Management Center in zero-day attacks since late January 2026, 36 days before public disclosure. Allows remote unauthenticated RCE with root privileges.

Threat Analysis

Interlock ransomware gang exploited CVE-2026-20131 in Cisco Secure Firewall Management Center in zero-day attacks since late January 2026, 36 days before public disclosure. Allows remote unauthenticated RCE with root privileges.

Last updated: Mar 20, 2026, 09:19 AM

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