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CVE-2026-34222

HIGH CVSS 3.1: 7.7 EPSS 0.01%
Updated Apr 03, 2026
Open-Webui
Parameter Value
CVSS 7.7 (HIGH)
Fixed In 0.8.11
Type CWE-285 (Improper Authorization)
Vendor Open-Webui
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products

open-webui:open-webui