CVE-2026-126231 Command injection in FortiAnalyzer
Authenticated attackers can execute unauthorized OS commands on FortiAnalyzer and FortiManager via crafted HTTP requests.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-126231?
CVE-2026-126231 is a high-severity command injection vulnerability in Fortinet FortiAnalyzer, published on 11 Nov 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiAnalyzer 8.0.0, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer 7.4.0 through 7.4.11, FortiAnalyzer 7.2 all versions, 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, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager 7.2 all versions, 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 an authenticated attacker to execute unauthorized commands via a crafted HTTP request.
Weakness: CWE-78
Which versions are affected by CVE-2026-126231?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-126231?
No fix has been published for CVE-2026-126231 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-126231 being exploited?
There is no known exploitation of CVE-2026-126231 in the wild and no public exploit code.
Sources
Also known as GHSA-536v-44r6-f75w.