What is CVE-2026-35487?

CVE-2026-35487 is a medium-severity vulnerability in Oobabooga Text-Generation-Webui, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-04-07.

How severe is CVE-2026-35487?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Path Traversal in Oobabooga Text-Generation-Webui

CVE-2026-35487

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.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.003 (18.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Oobabooga Text-generation-webui — versions < 4.3
Oobabooga Text_generation_web_ui

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-35487?: CVE-2026-35487 is a medium-severity vulnerability in Oobabooga Text-Generation-Webui, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-04-07.
How severe is CVE-2026-35487?: Medium severity. CVSS v3 base score is 5.3 out of 10.