CVE-2026-126232 Security feature bypass in FortiAnalyzer
A man-in-the-middle attacker can impersonate the RADIUS server to FortiAnalyzer and FortiManager due to improper certificate validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-126232?
CVE-2026-126232 is a high-severity security feature bypass vulnerability in Fortinet FortiAnalyzer, published on 11 Nov 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A improper certificate validation vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.1, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer 7.4.0 through 7.4.11, FortiAnalyzer 7.2 all versions, FortiAnalyzer Cloud 8.0.1, FortiAnalyzer Cloud 7.6.0 through 7.6.7, FortiAnalyzer Cloud 7.4.1 through 7.4.11, FortiAnalyzer Cloud 7.2 all versions, FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager 7.2 all versions, FortiManager Cloud 8.0.1, FortiManager Cloud 7.6.0 through 7.6.7, FortiManager Cloud 7.4.1 through 7.4.11, FortiManager Cloud 7.2 all versions may allow a MITM attacker to impersonate the radius server via a rogue RADIUS server.
Weakness: CWE-295
Which versions are affected by CVE-2026-126232?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-126232?
No fix has been published for CVE-2026-126232 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version, and do not rely on a single control for protection. More about Security feature bypass.
Is CVE-2026-126232 being exploited?
There is no known exploitation of CVE-2026-126232 in the wild and no public exploit code.
Sources
Also known as GHSA-jhfg-5wg8-xp87.