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.
References (3)
Core 3
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/open-webui/open-webui/security/advisories/GHSA-7429-hxcv-268m
X_Refsource_Misc x_refsource_misc
https://github.com/open-webui/open-webui/releases/tag/v0.8.11
Mailing List
http://seclists.org/fulldisclosure/2026/Apr/4
Scores
CVSS v3
7.7
EPSS
0.0527
EPSS Percentile
91.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-285
Status
published
Products (3)
open-webui/open-webui
< 0.8.11
openwebui/open_webui
< 0.8.11
pypi/open-webui
0 - 0.8.11PyPI
Published
Apr 01, 2026
Tracked Since
Apr 01, 2026