PatchTheCVEadaptive security appliance software vulnerabilities and fixes
Recent CVEs affecting adaptive security appliance software, with upgrade or downgrade steps. 1 tracked.
Also searched as: adaptivesecurityappliancesoftware.
adaptive security appliance software has 1 tracked vulnerability, 0 critical and 1 exploited in the wild (CISA KEV). A fixed release or vendor patch exists for 1. Most recent: 2026-08-11. Highest priority: CVE-2026-20349 (score 76/100).
- CVE-2026-20349 HIGH 8.6 EXPLOITED MITIGATE DOWNGRADE Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection Vulnerability
FAQ
How do I fix adaptive security appliance software vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is adaptive security appliance software being exploited right now?
Yes: 1 adaptive security appliance software CVE is on the CISA Known Exploited Vulnerabilities list, so patch it first.
Which adaptive security appliance software CVE should I patch first?
CVE-2026-20349 currently ranks highest (76/100): Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection Vulnerability.