Path Traversal Vulnerability in fishaudio Bert-VITS2 Model Handler
CVE-2026-8755

6.9MEDIUM

Key Information:

Vendor

Fishaudio

Status
Bert-vits2
Vendor
CVE Published:
17 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-8755?

A significant vulnerability has been detected in the fishaudio Bert-VITS2 product within the Model Handler component, specifically the function _get_all_models in hiyoriUI.py. This flaw allows attackers to exploit path traversal remotely, potentially compromising the integrity and confidentiality of the system. Despite early notifications, the vendor did not respond, raising concerns over the exposure of users to potential risks. Continuous delivery practices employed by the vendor mean that version specifics for affected or patched releases are not clearly defined.

Affected Version(s)

Bert-VITS2 8f7fbd8c4770965225d258db548da27dc8dd934c

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-8755 - Proof of Concept

References

https://vuldb.com/vuln/364382
vdb-entrytechnical-description
https://vuldb.com/vuln/364382/cti
signaturepermissions-required
https://vuldb.com/submit/811173
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Eric-b (VulDB User)
VulDB CNA Team
.