CVE-2025-47856 Command injection in FortiVoice

High 7.2 Published 14 Oct 2025 Updated 14 Oct 2025

Privileged attackers can execute arbitrary commands via crafted requests in FortiVoice, requiring an upgrade to mitigate.

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-2025-47856?

CVE-2025-47856 is a high-severity command injection vulnerability in Fortinet FortiVoice, published on 14 Oct 2025. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Two improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerabilities [CWE-78] in Fortinet FortiVoice version 7.2.0, 7.0.0 through 7.0.6 and before 6.4.10 allows a privileged attacker to execute arbitrary code or commands via crafted HTTP/HTTPS or CLI requests.

Weakness: CWE-78

Which versions are affected by CVE-2025-47856?

It affects 1 product.

Products include Fortinet Fortivoice.

How do I fix CVE-2025-47856?

No fix has been published for CVE-2025-47856 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-2025-47856 being exploited?

There is no known exploitation of CVE-2025-47856 in the wild and no public exploit code.

Sources

Also known as GHSA-3753-7733-qrv7.