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HIGHCVE-2026-45301Published Modified CNA GitHub_M

CVE-2026-45301: Open WebUI: Missing permission check in files API allows authenticated users to list, access and delete every uploaded file

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.

Metrics

CVSS v3.1
8.1
Severity
HIGH
Fixed in
—
Affected Products
1
Affected packages
  • open-webui / open-webui
    < 0.3.16
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
References