Warning: Warning: Actively exploited vulnerability in Cisco Secure Firewall Management Center, Patch Immediately!

A hard-coded credential vulnerability (CVE-2026-20316, CWE-259) in Cisco Secure Firewall Management Center versions prior to several fixed releases is actively exploited in the wild, allowing attackers to authenticate as a low-privileged account to access sensitive information and potentially escalate privileges; the advisory recommends urgent patching, enhanced monitoring/detection (including checking expert-mode message logs for exploitation indicators), and references CISA and NVD listings.