Cisco Secure Firewall vulnerabilities and fixes
Exploited and high-severity Cisco Secure Firewall vulnerabilities tracked by VulnFeed, with CVSS and EPSS scores, affected versions and fixes.
- 8.6CVE-2026-76418Cisco Secure Firewall ASA Software and Cisco Secure FTD Software Unchecked Return Value to NULL Pointer Dereference VulnerabilityExploitedVerify fixCisco Secure Firewall ASA Software and Cisco Secure FTD Software
1 min read - 10.0CVE-2026-20079Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel VulnerabilityExploitedVerify fixCisco Secure Firewall Management Center (FMC) and Security Cloud Control (SCC) Firewa…
1 min read - 8.6CVE-2026-20349Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection VulnerabilityExploitedVerify fixCisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat De…
1 min read - 5.3CVE-2026-20316Cisco Secure Firewall Management Center Use of Hard-coded Password VulnerabilityExploitedVerify fixCisco Secure Firewall Management Center (FMC)
1 min read