CVE-2026-25689 Command injection in FortiDeceptor

Medium 6.0 Published 10 Mar 2026 Updated 10 Mar 2026

Privileged attackers with CLI access can delete sensitive files via crafted HTTP requests due to improper argument neutralization in FortiDeceptor.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-25689?

CVE-2026-25689 is a medium-severity command injection vulnerability in Fortinet FortiDeceptor, published on 10 Mar 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

An improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiDeceptor 6.2.0, FortiDeceptor 6.0 all versions, FortiDeceptor 5.3 all versions, FortiDeceptor 5.2 all versions, FortiDeceptor 5.1 all versions, FortiDeceptor 5.0 all versions, FortiDeceptor 4.3 all versions, FortiDeceptor 4.2 all versions, FortiDeceptor 4.1 all versions, FortiDeceptor 4.0 all versions may allow a privileged attacker with super-admin profile and CLI access to delete sensitive files via crafted HTTP requests.

Weakness: CWE-88

Which versions are affected by CVE-2026-25689?

It affects 1 product.

Products include Fortinet Fortideceptor.

How do I fix CVE-2026-25689?

No fix has been published for CVE-2026-25689 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-2026-25689 being exploited?

There is no known exploitation of CVE-2026-25689 in the wild and no public exploit code.

Sources

Also known as GHSA-g4q6-2jp5-77j8.