Enterprise Threat Intel

Cisco FMC Vulnerabilities Under Active Attack

Cisco FMC Vulnerabilities Under Active Attack

Cisco Firepower Management Center vulnerabilities are being actively exploited, with reporting describing root access, web shells, credential theft, Cyclops Blink, and ransomware preparation. Treat exposed FMC appliances as potential intrusion pivots: patch, restrict management access, rotate credentials, and hunt for persistence and downstream compromise.

Sources (2)
Updated Sep 10, 2026