CVE-2026-34222

HIGH EPSS 91.5%
Published Apr 1, 20263mo ago · Modified Jun 17, 20261w ago
7.7 CVSS 3.1
High
Find Similar
Published Apr 1, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.7
Exploitability
3.1
Impact
4.0
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
91.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-285

Affected Products 1

VendorProductVersionRange
openwebuiopen_webui* <0.8.11

References 3

  • seclists.org http://seclists.org/fulldisclosure/2026/Apr/4
    ExploitMailing ListThird Party Advisory
  • github.com https://github.com/open-webui/open-webui/releases/tag/v0.8.11
    Release Notes
  • github.com https://github.com/open-webui/open-webui/security/advisories/GHSA-7429-hxcv-268m
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.