Incorrect authorization in FortiPortal - CVE-2025-54838
Published: December 9, 2025
Vulnerability identifier: #VU119427
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-54838
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fortinet, Inc
Affected software:
FortiPortal
FortiPortal
Detailed vulnerability description
The vulnerability allows a remote privileged user to a crash the entire system.
The vulnerability exists due to incorrect authorization in multi-vdom environment. An authenticated attacker can reboot a shared FortiGate device via crafted HTTP requests.
How to mitigate CVE-2025-54838
Install update from vendor's website.