References https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2 https://nvd.nist.gov/vuln/detail/CVE-2026-20079 https://cloud.tencent.com/developer/article/2653877 https://www.ithome.com.tw/news/174203 https://www.vulncheck.com/blog/cisco-fmc-auth-bypass-cve-2026-20079 https://horizon3.ai/attack-research/vulnerabilities/cve-2026-20079/ https://www.abstract.security/blog/critical-cisco-vulnerabilities-cve-2026-20079-and-cve-2026-20131
Related VulnerabilitiesPoCCVE-2026-20079: Cisco Secure Firewall Management Center - Authentication Bypass