CVE-2026-20316 - Geek Feed

Cisco confirms CVE-2026-20079 Secure FMC flaw exploited in attacks

September 13, 2026September 13, 2026 geekfeed0Tagged Actively Exploited, cisco, Cisco Secure FMC, CVE-2026-20079, CVE-2026-20316, Secure Firewall Management Center, vulnerability

Cisco has confirmed that a maximum-severity authentication bypass vulnerability tracked as CVE-2026-20079 in its Secure Firewall Management Center (FMC) software is being actively exploited in attacks. The vulnerability has a maximum CVSS score of 10.0 and allows unauthenticated, remote attackers to bypass authentication and execute scripts and commands as root on vulnerable devices. “In August […]

4 mins read

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

August 2, 2026August 2, 2026 geekfeed0Tagged 0day, Actively Exploited, CISA, cisco, CVE-2026-20316, hardcoded credentials, Secure Firewall Management Center, vulnerability, Zero-day Attack

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. The vulnerability is caused by static credentials for a low-privilege account built into Cisco Secure FMC Software. Cisco says an unauthenticated, remote attacker can use […]

4 mins read