{"id":"CVE-2026-20331","published":"2026-09-16T17:17:17.107","lastModified":"2026-09-18T20:17:14.087","description":"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.  \r\n\r\nThe vulnerabilities tracked by CVE-2026-20331 are related to the failure of protection mechanisms issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-693.","cvssScore":9.6,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L","cwes":["CWE-693"],"vendors":[],"products":[],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-asaftdfmc-uvpPROhN","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"CVE-2026-20331 involves a failure in protection mechanisms that could lead to significant security risks, including data compromise and system integrity issues.","exploitability":"Exploitation requires specific internal conditions but is considered critical due to the high severity level.","blast_radius":"If exploited, this vulnerability could result in widespread data loss and system instability across affected devices.","remediation":"Apply the latest software hardening release provided by Cisco immediately.","tags":["vulnerability","security","cwe-693","critical","software-update"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-09-23T08:46:35.323Z"}}