CVE-2026-20334: Cisco Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software and Secure Firewall Management Center Software Hardening Release - Coding Standards Vulnerabilities
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software and Cisco Secure Firewall Management Center Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20334 are related to issues concerning improper adherence to coding standards that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-710.
Affected Software
Event History
Frequently Asked Questions
Which deployments should be reviewed for exposure?
Review deployments running Cisco Secure Adaptive Security Appliance Software, Cisco Secure Firewall Threat Defense Software, or Cisco Secure Firewall Management Center Software. The provided data does not identify affected release ranges or configurations.
What access and conditions does an attacker need?
The CVSS vector indicates network reachability, low attack complexity, required high privileges, and required user interaction. It does not describe the specific privileges, interaction, or exploit workflow involved.
What is the potential impact if exploitation succeeds?
The supplied CVSS assessment rates the issue high severity at 8.4 and indicates high confidentiality, integrity, and availability impact, with scope changed.