CVE-2026-45301
HIGH
NVD
CVSS Score
8.1
Severity
HIGH
Published
May 15, 2026
Vendor
unknown
Description
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.3.16, a missing permission check in all files related API endpoints allows any authenticated user to list, access and delete every file uploaded by every user to the platform. This vulnerability is fixed in 0.3.16.