Secure Firewall Management Center 7.6 vulnerabilities
4 advisories affect Cisco Secure Firewall Management Center 7.6, 3 already exploited by attackers. Latest: September 18, 2026.
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| Vulnerability | Severity | Affected versions |
|---|---|---|
| Cisco Secure Firewall Adaptive Security Appliance, Secure Firewall Threat Defense, and Secure Firewall Management Center Software Hardening Release: September 2026 CVE-2026-20329 +7 · September 18, 2026 | Critical 9.9 | 7 versions, from 7.6.0 to 7.6.5 |
| Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability CVE-2026-20079 · September 9, 2026 | Critical 10 Exploited | 7 versions, from 7.6.0 to 7.6.5 |
| Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability CVE-2026-20316 · July 29, 2026 | Medium 5.3 Exploited | 7 versions, from 7.6.0 to 7.6.5 |
| Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management Deserialization of Untrusted Data Vulnerability CVE-2026-20131 · March 19, 2026 | Critical 10 Exploited | 5 versions, from 7.6.0 to 7.6.4 |
Affected versions are compiled automatically from vendor advisories and NVD and may contain errors. Where no fixed version is shown, you will find it in the official advisory linked from every page: check it there before updating.
Other Secure Firewall Management Center versions: 10.0 · 7.7 · 7.4 · 7.3 · 7.2 · 7.1 · 7.0