Cisco warns of FMC static credential flaw exploited in zero-day attacks

Cisco is warning that a high-severity Secure Firewall Management Center (FMC) static credential vulnerability, tracked as CVE-2026-20316, was actively exploited in zero-day attacks to gain unauthorized access to vulnerable devices. [...]

source https://www.bleepingcomputer.com/news/security/cisco-warns-of-fmc-static-credential-flaw-exploited-in-zero-day-attacks/