CVE-2026-34222

7.7 HIGH

Published: April 01, 2026 Modified: April 15, 2026

Description

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.11, there is a broken access control vulnerability in tool values. This issue has been patched in version 0.8.11.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/open-webui/open-webui/releases/tag/v0.8.11

Source: security-advisories@github.com

Release Notes

https://github.com/open-webui/open-webui/security/advisories/GHSA-7429-hxcv-268m

Source: security-advisories@github.com

Vendor Advisory

http://seclists.org/fulldisclosure/2026/Apr/4

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Exploit Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.7 / 10.0

EPSS (Exploit Probability)

0.0%

1th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-285

Affected Vendors

openwebui

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