Cisco Fixes Dozens of Flaws Across FMC, ISE and Nexus Dashboard
Cisco patches dozens of critical flaws in FMC, ISE and Nexus Dashboard, including ISE bugs and an authentication bypass already exploited in the wild.
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Stories tagged #fmc
Cisco Secure Firewall Adaptive Security Appliance, Secure Firewall Threat Defense, and Secure Firewall Management Center Software Hardening Release: September 2026
Cisco's September 2026 firewall hardening release fixes internally found ASA, FTD, and FMC flaws, two of which are actively exploited.
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Cisco FMC CVE-2026-20079 Actively Exploited
Cisco confirms active exploitation of CVE-2026-20079, a maximum-severity authentication bypass in Secure Firewall Management Center.
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Cisco FMC bugs exploited by nation-state and ransomware actors (CVE-2026-20079, CVE-2026-20316)
Cisco Talos confirms nation-state (Sandworm) and ransomware (Qilin) actors actively exploit CVE-2026-20079 and CVE-2026-20316 in Secure Firewall Management Center.
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Cisco security advisory (AV26-197) – Update 3
CISA added Cisco CVE-2026-20079 to its KEV catalog; the Canadian Cyber Centre urges updates across Secure Firewall ASA, FTD, FMC, and SCC products.
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Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability
Cisco warns of a critical authentication bypass in Secure Firewall Management Center that lets unauthenticated attackers execute scripts and obtain root access.
Cisco Secure Firewall Management Center Software Static Credential Vulnerability
Cisco warns of static low-privileged credentials in Secure Firewall Management Center's web interface, letting unauthenticated remote attackers log in and access sensitive data.