CVE-2026-20316 is a static credential vulnerability affecting Cisco Secure Firewall Management Center (FMC), Cisco’s centralized management platform for Secure Firewall deployments. The vulnerability allows a remote, unauthenticated attacker to authenticate to the FMC web interface using a hard-coded low-privileged account. Cisco has assigned the vulnerability a CVSS score of 8.9 (High) and… Source
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