#VU111054 Improper privilege management in Fortinet, Inc products - CVE-2025-22254

Vulnerability identifier: #VU111054

Vulnerability risk: High

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-22254

CWE-ID: CWE-269

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiOS
Operating systems & Components / Operating system
FortiProxy
Hardware solutions / Routers & switches, VoIP, GSM, etc
FortiWeb
Server applications / Remote management servers, RDP, SSH

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to improper privilege management in GUI websocket module. An authenticated attacker with at least read-only admin permissions can gain super-admin privileges via crafted requests to Node.js websocket module.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FortiOS: 6.4.0, 6.4.1, 6.4.2 - 7.0.13, 6.4.3, 6.4.4, 6.4.5, 6.4.6, 6.4.7, 6.4.8, 6.4.9, 6.4.10, 6.4.11, 6.4.12, 6.4.13, 6.4.14, 6.4.15, 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.14, 7.0.15, 7.0.16, 7.2.0, 7.2.1, 7.2.2, 7.2.3, 7.2.4, 7.2.5, 7.2.6, 7.2.7, 7.2.8, 7.2.9, 7.2.10, 7.4.0, 7.4.1, 7.4.2, 7.4.3, 7.4.4, 7.4.5, 7.4.6, 7.6.0, 7.6.1

FortiProxy: 7.4.0, 7.4.1, 7.4.2, 7.4.3, 7.4.4, 7.4.5, 7.4.6, 7.4.7, 7.6.0, 7.6.1

FortiWeb: 7.4.0, 7.4.1, 7.4.2, 7.4.3, 7.4.4, 7.4.5, 7.4.6, 7.6.0, 7.6.1

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External links
https://www.fortiguard.com/psirt/FG-IR-25-006

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.