Information disclosure in Open WebUI - #VU152704
Published: September 28, 2026
Vulnerability identifier: #VU152704
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose tool source code and embedded sensitive information.
The vulnerability exists due to improper authorization in the GET /api/v1/tools/export endpoint when exporting tools shared with the user with read-only access. A remote user can request a bulk tool export to disclose tool source code and embedded sensitive information.
The issue occurs when plugins are enabled.
Affected software
Open WebUI
Remediation
Install security update from vendor's website.
Open WebUI - update to 0.11.4