🛡 CVE-2026-20316
Cisco Secure Firewall Management Center Use of Hard-coded Password Vulnerability
Cisco Secure Firewall Management Center (FMC) CWE-259
Ransomware use
—
CISA KEV
EPSS
0.8%
Low · 53th pct
Added to KEV
2026-07-29
CISA
Remediate by
2026-08-01
⚠ OVERDUE
CWE
CWE-259
weakness
📈 EPSS exploit probability
0.8%
FIRST EPSS — 30-day probability of exploitation in the wild · band Low · higher than 53% of all scored CVEs
⚠ KEV remediation overdue
CISA required federal remediation by 2026-08-01. This exploited vulnerability is past its Binding Operational Directive 22-01 due date — prioritize patch/mitigation and hunt for exploitation.
📄 Description
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
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