CVE-2026-8755 fishaudio Bert-VITS2 Model hiyoriUI.py _get_all_models path traversal
Remote attackers can exploit a path traversal flaw in the Bert-VITS2 model handler to read arbitrary files from the server.
- 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-2026-8755?
CVE-2026-8755 is a medium-severity path traversal vulnerability in fishaudio Bert-VITS2, published on 17 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A flaw has been found in fishaudio Bert-VITS2 up to 8f7fbd8c4770965225d258db548da27dc8dd934c. The affected element is the function _get_all_models of the file hiyoriUI.py of the component Model Handler. This manipulation causes path traversal. The attack can be initiated remotely. The exploit has been published and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.
Weakness: CWE-22
Which versions are affected by CVE-2026-8755?
How do I fix CVE-2026-8755?
No fix has been published for CVE-2026-8755 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-8755 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-8755 exists.
Sources
Also known as GHSA-6w22-457x-2p92.