CVE-2026-35484 PUBLISHED

text-generation-webui has a Path Traversal in load_preset() — .yaml file read without authentication

Assigner: GitHub_M
Reserved: 02.04.2026 Published: 07.04.2026 Updated: 07.04.2026

text-generation-webui is an open-source web interface for running Large Language Models. Prior to 4.3, an unauthenticated path traversal vulnerability in load_preset() allows reading any .yaml file on the server filesystem. The parsed YAML key-value pairs (including passwords, API keys, connection strings) are returned in the API response. This vulnerability is fixed in 4.3.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	oobabooga
Product	text-generation-webui
Versions	Version < 4.3 is affected

References

https://github.com/oobabooga/text-generation-webui/security/advisories/GHSA-w3cv-4447-5hf5

Problem Types

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE