CVE-2026-59222

EUVD-2026-42631
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.7.0 before 0.10.0, GET /api/v1/channels//members returned full UserModelResponse objects for channel members, including settings.ui.toolServers[].key and webhook configuration, allowing a normal channel participant to retrieve other users’ sensitive settings. This issue is fixed in version 0.10.0.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 25.14%
Affected Products (NVD)
VendorProductVersion
openwebuiopen_webui
0.7.0 ≤
𝑥
< 0.10.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/open-webui/open-webui/commit/fbcdcf146b99b5002705060a8243eee769108f9e
https://github.com/open-webui/open-webui/releases/tag/v0.10.0
https://github.com/open-webui/open-webui/security/advisories/GHSA-gh7p-78x6-jw6m
https://github.com/open-webui/open-webui/security/advisories/GHSA-gh7p-78x6-jw6m