CVE-2026-20131
Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management Deserialization of Untrusted Data Vulnerability
CVSS
—
Sem CVSS
EPSS
44.4%
p99
KEV
SIM
19 de mar. de 2026
Exploit Today
80
0-100
Publicado: — · Última mod.: —
Produto
Cisco / Secure Firewall Management Center (FMC)
Vulnerabilidade
Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management Deserialization of Untrusted Data Vulnerability
Adicionado ao KEV
19 de mar. de 2026
Corrigir até
22 de mar. de 2026
Uso conhecido em ransomware
Sim
Descrição resumida
Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management contain a deserialization of untrusted data vulnerability in the web-based management interface that could allow an unauthenticated, remote attacker to execute arbitrary Java code as root on an affected device.
Ação necessária
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notas
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-rce-NKhnULJh ; https://nvd.nist.gov/vuln/detail/CVE-2026-20131