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CVE-2025-43843 GHSL-2025-013_Retrieval-based-Voice-Conversion-WebUI

High 8.9 Published Updated

Attackers can execute arbitrary commands on the server by injecting malicious input into voice conversion parameters.

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

What is CVE-2025-43843?

CVE-2025-43843 is a high-severity command injection vulnerability in RVC-Project Retrieval-based-Voice-Conversion-WebUI, published on 5 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Retrieval-based-Voice-Conversion-WebUI is a voice changing framework based on VITS. Versions 2.2.231006 and prior are vulnerable to command injection. The variables exp_dir1, np7 and f0method8 take user input and pass it into the extract_f0_feature function, which concatenates them into a command that is run on the server. This can lead to arbitrary command execution. As of time of publication, no known patches exist.

Weakness: CWE-77

Which versions are affected by CVE-2025-43843?

It affects 1 product.

Products include Rvc-Project Retrieval-Based-Voice-Conversion-Webui.

How do I fix CVE-2025-43843?

No fix has been published for CVE-2025-43843 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-2025-43843 being exploited?

There is no known exploitation of CVE-2025-43843 in the wild and no public exploit code.

Sources

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