CVE-2026-35484

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.

Affected products

Text-Generation-Webui

Oobabooga Textgen

< 4.3

Fix

Available

CVSS 3.1

5.3 MEDIUM

EPSS

0.3% (24th percentile)

Weakness

CWE-22

NVD status

Analyzed

Published

2026-04-07

No exploit for CVE-2026-35484 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.