CVE-2026-35487: Oobabooga Text Generation Web UI

Medium severity, CVSS 5.3. EPSS: 0.4% chance of exploitation in the next 30 days.

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_prompt() allows reading any .txt file on the server filesystem. The file content is returned verbatim in the API response. This vulnerability is fixed in 4.3.

Affected products

• Oobabooga Text Generation Web UI: before 4.3 (fixed in 4.3)

Published 2026-04-07. Last modified 2026-06-17.