PT-2026-30857 · Unknown · Text-Generation-Webui

Programsurf + 2 · CVE-2026-35484 · Published 2026-04-07 · Updated 2026-04-07

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions text-generation-webui versions prior to 4.3

Description text-generation-webui, an open-source web interface for running Large Language Models, contains an unauthenticated path traversal flaw in the load preset() function. This allows an attacker to read any .yaml file on the server filesystem. The parsed YAML key-value pairs, which may include sensitive information like passwords, API keys, and connection strings, are then returned in the API response.

Recommendations Update to version 4.3 or later.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-35484

GHSA-W3CV-4447-5HF5

Affected Products

Text-Generation-Webui

References · 5

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35484.json · Exploit
• https://github.com/oobabooga/text-generation-webui/security/advisories/GHSA-w3cv-4447-5hf5 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-35484 · Security Note
• https://osv.dev/vulnerability/CVE-2026-35484 · Vendor Advisory
• https://twitter.com/CVEnew/status/2041603230207967335 · Twitter Post