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Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Vulnerabilities

Source: cisco / cisco-sa-fmcftd-sftun-multivulns-WGVHOrN3 — original advisory

Published: 2026-09-16 · Last updated: 2026-09-16 · Vendor severity: High

CVEs

CVECVSSCWEExploitation
CVE-2026-20295 8.6 CWE-295: Improper Certificate Validation Not observed in the wild
CVE-2026-20323 8.6 CWE-295: Improper Certificate Validation Not observed in the wild

Affected Products

ProductAffected versionsFixed version
Cisco Secure Firewall Management Center (FMC) 10.0.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 10.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.10 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.1.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.5 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.6 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.6.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.6.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.6.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.7 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.8 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.8.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.0.9 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.10 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.10.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.10.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.11 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.3.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.4.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.5 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.5.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.5.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.6 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.7 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.8 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.8.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.2.9 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.3.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.3.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.3.1.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.3.1.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.1.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.2.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.2.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.2.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.5 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.6 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.4.7 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.6.5 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.7.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.7.10 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.7.10.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.7.11 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Management Center (FMC) 7.7.12 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 10.0.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.10 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.1.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.5 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.6 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.6.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.6.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.6.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.7 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.8 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.8.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.0.9 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.0.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.10 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.10.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.11 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.12 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.4.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.5 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.5.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.5.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.6 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.7 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.8 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.8.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.2.9 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.3.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.3.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.3.1.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.3.1.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.1.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.2.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.2.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.2.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.3 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.4.7 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.6.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.6.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.6.2 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.6.2.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.6.4 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.6.6 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.7.0 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.7.10 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.7.10.1 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.7.11 Not specified by vendor Not specified by vendor
Cisco Secure Firewall Threat Defense (FTD) Software 7.7.13 Not specified by vendor Not specified by vendor