Cisco Secure FMC
Cisco FMC flaws exploited by ransomware gang, state-sponsored hackers
Cisco Talos says two recently patched Secure Firewall Management Center (FMC) vulnerabilities have been exploited by three separate threat clusters linked to ransomware and state-sponsored attacks. The attacks exploited CVE-2026-20079, a maximum-severity authentication bypass flaw, and CVE-2026-20316, a static credential vulnerability that allows attackers to log in using a low-privileged account. According to a new […]
Cisco confirms CVE-2026-20079 Secure FMC flaw exploited in attacks
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 […]
CISA orders feds to patch max-severity Cisco flaw by Sunday
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to patch a maximum-severity vulnerability, CVE-2026-20131, in Cisco Secure Firewall Management Center (FMC) by Sunday, March 22. Cisco published a security bulletin about the flaw on March 4, urging system administrators to apply the security updates as soon as possible and warning that no workarounds are available. The […]
Ransomware gang exploits Cisco flaw in zero-day attacks since January
The Interlock ransomware gang has been exploiting a maximum severity remote code execution (RCE) vulnerability in Cisco’s Secure Firewall Management Center (FMC) software in zero-day attacks since late January. The Interlock ransomware operation surfaced in September 2024 and has been linked to ClickFix and to malware attacks in which they deployed a remote access trojan called NodeSnake on the networks of […]
Cisco warns of max severity Secure FMC flaws giving root access
Cisco has released security updates to patch two maximum-severity vulnerabilities in its Secure Firewall Management Center (FMC) software. Secure FMC is a web or SSH-based interface for admins to manage Cisco firewalls and configure application control, intrusion prevention, URL filtering, and advanced malware protection. Both vulnerabilities can be exploited remotely by unauthenticated attackers: the authentication […]