Skip to contentCisco Secure Firewall Threat Defense (ftd) Software vulnerabilities
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software, secure firewall threat defense +2 more +4 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Tunnel Denial of Service VulnerabilityCVE-2026-76418In KEV8.6 High
- cisco open source snort3, secure firewall threat defense (ftd) software +1 moreMultiple Cisco Products Snort 3 Generic File Processing Memory Exhaustion Denial of Service VulnerabilityCVE-2026-764895.8 Medium
- cisco open source snort3, secure firewall threat defense (ftd) software, utd snort ips engine software +2 moreMultiple Cisco Products Snort 3 Denial of Service VulnerabilityCVE-2026-764455.3 Medium
- cisco cyber vision, open source snort3, secure firewall threat defense (ftd) software +1 more +3 moreMultiple Cisco Products Snort 3 Software Hardening Release: October 2026CVE-2026-203567.5 High
- cisco cyber vision, open source snort3, secure firewall threat defense (ftd) software +1 more +3 moreMultiple Cisco Products Snort 3 Software Hardening Release: October 2026CVE-2026-202367.5 High
- cisco cyber vision, open source snort3, secure firewall threat defense (ftd) software +1 more +3 moreMultiple Cisco Products Snort 3 Software Hardening Release: October 2026CVE-2026-202917.8 High
- cisco cyber vision, open source snort3, secure firewall threat defense (ftd) software +2 more +4 moreMultiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service VulnerabilitiesCVE-2026-202215.8 Medium
- cisco open source snort3, secure firewall threat defense (ftd) software, utd snort ips engine software +2 moreMultiple Cisco Products Snort 3 Teredo Protocol Denial of Service VulnerabilityCVE-2026-201975.8 Medium
- cisco open source snort3, secure firewall threat defense (ftd) software, utd snort ips engine software +2 moreCisco Secure Firewall Threat Defense Snort 3 Visual Basic for Applications Buffer Overflow Denial of Service VulnerabilityCVE-2026-202185.8 Medium
- cisco open source snort3, secure firewall threat defense (ftd) software, utd snort ips engine software +2 moreMultiple Cisco Products Snort 3 Generic Routing Encapsulation Denial of Service VulnerabilitiesCVE-2026-201795.8 Medium
- cisco cyber vision, open source snort3, secure firewall threat defense (ftd) software +1 more +3 moreMultiple Cisco Products Snort 3 Software Hardening Release: October 2026CVE-2026-200439.0 Critical
- cisco open source snort3, secure firewall threat defense (ftd) software, utd snort ips engine software +2 moreMultiple Cisco Products Snort 3 Netflow Denial of Service VulnerabilitiesCVE-2026-200195.8 Medium
- cisco open source snort3, secure firewall threat defense (ftd) software, utd snort ips engine software +2 moreMultiple Cisco Products Snort 3 SMTP MIME Denial of Service VulnerabilityCVE-2026-200115.8 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCIsco FTD Bypass Access ListCVE-2026-201215.3 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCisco FTD ACL bypass vulnerabilityCVE-2026-201205.8 Medium
- cisco secure firewall threat defense (ftd) softwareCisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service VulnerabilityCVE-2026-202905.8 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software TCP DNS Denial of Service VulnerabilityCVE-2026-202486.8 Medium
- cisco secure firewall management center (fmc), secure firewall threat defense (ftd) software +1 moreCisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Unauthorized Authentication Bypass VulnerabilityCVE-2026-203238.3 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Incorrect Comparison VulnerabilitiesCVE-2026-203338.8 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Coding Standards VulnerabilitiesCVE-2026-203348.4 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Improper Access Control VulnerabilitiesCVE-2026-203329.9 Critical
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCisco Secure Firewall Adaptive Security Appliance Software and Secure Firewall Threat Defense Software Logging Denial of ServiceCVE-2026-201548.6 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCisco Secure Adaptive Security Appliance Software and Secure Firewall Threat Defense Software EIGRP Denial of Service VulnerabilityCVE-2026-202227.4 High
- cisco secure firewall threat defense (ftd) softwareCisco Secure Firewall Threat Defense Software TLS 1.3 Denial of Service VulnerabilityCVE-2026-201358.6 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Resource Lifetime Management Vulnerabiliti…CVE-2026-203368.8 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Certificate Authentication Denial of Service VulnerabilityCVE-2026-202498.6 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Incorrect Calculation VulnerabilitiesCVE-2026-203358.1 High
- cisco secure firewall management center (fmc), secure firewall threat defense (ftd) software +1 moreCisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Memory Exhaustion Denial of Service VulnerabilityCVE-2026-202958.6 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software for Firepower 3100 and 4200 Series DTLS Denial of Service VulnerabilityCVE-2026-202508.6 High
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Improper Neutralization VulnerabilitiesCVE-2026-203309.9 Critical
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Exceptional Conditions Handling Vulnerabil…CVE-2026-20329Public exploit9.9 Critical
- cisco secure firewall adaptive security appliance (asa) software, secure firewall management center (fmc), secure firewall threat defense (ftd) software +2 moreCisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Protection Mechanism Failure Vulnerabiliti…CVE-2026-203319.6 Critical
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software, secure firewall threat defense +2 more +4 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service VulnerabilityCVE-2026-20349In KEVPublic exploit8.6 High
- cisco ios xe software, secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +4 more +6 moreA vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software,...CVE-2026-200128.6 High
- cisco secure firewall threat defense (ftd) software, secure firewall threat defense +1 moreA vulnerability in of Cisco Secure Firewall Threat Defense (FTD) Software could allow an...CVE-2026-200646.5 Medium
- cisco adaptive security appliance software, secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 more +3 moreA vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD...CVE-2026-200256.8 Medium
- cisco adaptive security appliance software, secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 more +3 moreA vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD...CVE-2026-200246.8 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software, secure firewall threat defense +1 more +3 moreA vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA)...CVE-2026-200236.1 Medium
- cisco adaptive security appliance software, secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 more +3 moreA vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD...CVE-2026-200226.1 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software, secure firewall threat defense +1 more +3 moreA vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA)...CVE-2026-200214.3 Medium
- cisco adaptive security appliance software, secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 more +3 moreA vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD...CVE-2026-200206.8 Medium
- cisco adaptive security appliance software, secure firewall threat defense (ftd) software, secure firewall threat defense +2 moreA vulnerability in the Cisco FXOS Software CLI feature for Cisco Secure Firewall ASA Software and...CVE-2026-200166.0 Medium
- cisco adaptive security appliance software, secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software +1 more +3 moreCisco Secure Firewall Adaptive Security Appliance Software and Cisco Secure Firewall Threat Defense Software Access Control List Bypass VulnerabilityCVE-2026-200735.8 Medium
- cisco secure firewall threat defense (ftd) software, secure firewall threat defense, adaptive security appliance software +1 more +3 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software SAML Reflected Cross-Site Scripting VulnerabilityCVE-2026-201026.1 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software, secure firewall threat defense +1 more +3 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting VulnerabilityCVE-2026-200706.1 Medium
- cisco secure firewall adaptive security appliance (asa) software, secure firewall threat defense (ftd) software, secure firewall threat defense +1 more +3 moreCisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Client-Side Request Smuggling VulnerabilityCVE-2026-200694.3 Medium
- cisco snort, cyber vision, secure firewall threat defense (ftd) software +3 more +5 moreMultiple Cisco Products Snort 3 TBD Denial of Service VulnerabilityCVE-2026-200685.8 Medium
- cisco snort, cyber vision, secure firewall threat defense (ftd) software +3 more +5 moreMultiple Cisco Products Snort 3 TBD Denial of Service VulnerabilityCVE-2026-200675.8 Medium
- cisco snort, secure firewall threat defense (ftd) software, utd snort ips engine software +2 more +4 moreMultiple Cisco Products Snort 3 TBD Denial of Service VulnerabilityCVE-2026-200665.8 Medium
- cisco snort, secure firewall threat defense (ftd) software, utd snort ips engine software +2 more +4 moreMultiple Cisco Products Snort 3 TBD Denial of Service VulnerabilityCVE-2026-200655.8 Medium
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