THREAT OPS › Threat News › [CISA KEV] CVE-2026-20316 — Cisco Secure Firewall Management Center (FMC): Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability
[CISA KEV] CVE-2026-20316 — Cisco Secure Firewall Management Center (FMC): Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability
CVE: CVE-2026-20316 Vendor: Cisco Product: Secure Firewall Management Center (FMC) Vulnerability: Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability Date Added: 2026-07-29 Required Action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’
MITRE ATT&CK techniques
- Cloud ServicesT1021.007
Indicators of compromise
- CVE-2026-20316cve
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-static-cred-BET3Cjhurl
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-20316