Cisco FMC static credentials exploited by attackers (CVE-2026-20316)
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-20079 | Authentication bypass to root access in Cisco Secure Firewall Management Center | 10.0 | 88% | KEVPoC ×2 | KEV |
| CVE-2026-20131 | Unauthenticated Java Deserialization RCE in Cisco FMC and SCC | 10.0 | 43% | KEVRansomwarePoC | KEV |
| CVE-2026-20316 | Hard-Coded Password Vulnerability in Cisco Secure Firewall Management Center | 5.3 | 35% | KEVRansomware | KEV |
From the original article
2 min read at helpnetsecurity.com
A static credentials vulnerability (CVE-2026-20316) in Cisco Secure Firewall Management Center (FMC), a platform for centrally managing multiple Cisco Secure Firewall devices across a network, is being leveraged by attackers, CISA warned. CVE-2026-20316, reported by Jimi Sebree of Horizon3. ai, is found in the FMC software’s web interface.
By @zeljkazorz · helpnetsecurity.com
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