Improper privilege management in Cisco Secure Firewall Management Center (formerly Firepower Management Center, FMC) - CVE-2026-20044

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Main Vulnerability Database Vulnerabilities #VU123654

Improper privilege management in Cisco Secure Firewall Management Center (formerly Firepower Management Center, FMC) - CVE-2026-20044

Published: March 9, 2026


Vulnerability identifier: #VU123654
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-20044
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Secure Firewall Management Center (formerly Firepower Management Center, FMC)

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper privilege management. A local privileged user can pass specially crafted input to the system CLI of the affected device and execute arbitrary OS commands as root.


How to mitigate CVE-2026-20044

Install updates from vendor's website.

Sources