CISA KEV: CVE-2026-20316 — Cisco Secure Firewall Management Center (FMC) actively exploited

Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability. Cisco Secure Firewall Management Center (FMC) formerly known as Firepower Management Center contains a use of hard-coded password vulnerability that could allow an unauthenticated, remote attacker to log in to an affected device using a low-privileged account to access sensitive data within the impacted systems. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA