Cisco Secure Firewall Adaptive Security Appliance (ASA) Software
47 CVEs tracked. 3 of them are in CISA KEV.
This hub aggregates every CVE we track for Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.
Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 1 |
| 2024-11 | 0 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 0 |
| 2025-08 | 0 |
| 2025-09 | 2 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 0 |
| 2026-02 | 2 |
| 2026-03 | 25 |
| 2026-04 | 0 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 0 |
| 2026-08 | 1 |
| 2026-09 | 15 |
Severity
How the 47 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical5
- High20
- Medium22
Latest CVEs
The 15 most recently published vulnerabilities affecting Cisco Secure Firewall Adaptive Security Appliance (ASA) Software.
- CVE-2026-20121CIsco FTD Bypass Access List5.3
- CVE-2026-20120Cisco FTD ACL bypass vulnerability5.8
- CVE-2026-20248Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software TCP DNS Denial of Service Vulnerability6.8
- CVE-2026-20333Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Incorrect Comparison Vulnerabilities8.8
- CVE-2026-20334Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Coding Standards Vulnerabilities8.4
- CVE-2026-20332Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Improper Access Control Vulnerabilities9.9
- CVE-2026-20154Cisco Secure Firewall Adaptive Security Appliance Software and Secure Firewall Threat Defense Software Logging Denial of Service8.6
- CVE-2026-20222Cisco Secure Adaptive Security Appliance Software and Secure Firewall Threat Defense Software EIGRP Denial of Service Vulnerability7.4
- CVE-2026-20336Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Resource Lifetime Management Vulnerabilities8.8
- CVE-2026-20249Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Certificate Authentication Denial of Service Vulnerability8.6
- CVE-2026-20335Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Incorrect Calculation Vulnerabilities8.1
- CVE-2026-20250Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software for Firepower 3100 and 4200 Series DTLS Denial of Service Vulnerability8.6
- CVE-2026-20330Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Improper Neutralization Vulnerabilities9.9
- CVE-2026-20329Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Exceptional Conditions Handling Vulnerabilities9.9
- CVE-2026-20331Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Protection Mechanism Failure Vulnerabilities9.6
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