CVE-2026-35484

Name: CVE-2026-35484
Creator: NVD / NIST
Published: 2026-04-07T15:17:45.53+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2026-35484 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

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

5.3/10

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

EPSS Probability

0.32%

23.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Oobabooga	Textgen	< 4.3

References

https://github.com/oobabooga/text-generation-webui/security/advisories/GHSA-w3cv-4447-5hf5Exploit, Vendor Advisory

Timeline

Published: Apr 7, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-35484?

How severe is CVE-2026-35484?

CVE-2026-35484 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2026-35484?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-35484?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST