{"api_version":"1","generated_at":"2026-04-17T09:16:03+00:00","cve":"CVE-2026-20009","urls":{"html":"https://cve.report/CVE-2026-20009","api":"https://cve.report/api/cve/CVE-2026-20009.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-20009","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-20009"},"summary":{"title":"Cisco Secure Firewall Adaptive Security Appliance SSH Partial Private Key Authentication Bypass Vulnerability","description":"A vulnerability in the implementation of the proprietary SSH stack with SSH key-based authentication in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to log in to a Cisco Secure Firewall ASA device and execute commands as a specific user.\r\n\r\nThis vulnerability is due to insufficient validation of user input during the SSH authentication phase. 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