Main Vulnerability Database Vulnerabilities #VU165279

Improper certificate validation in FortiManager and FortiAnalyzer - CVE-2026-126232

Published: November 11, 2026

Vulnerability identifier: #VU165279

CSH Severity: Medium

CVSS v4: 7.7 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-126232

CWE-ID: CWE-295

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper certificate validation in RADIUS protocol. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Affected software

FortiManager
FortiAnalyzer

How to mitigate CVE-2026-126232

Install update from vendor's website.

FortiManager - addressed in versions 7.4.12, 7.6.8, 8.0.2
FortiAnalyzer - addressed in versions 7.4.12, 7.6.8, 8.0.2

External References

https://www.fortiguard.com/psirt/FG-IR-26-247

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