CVE-2026-45301
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.
Published:May 15, 2026
Last Modified:May 18, 2026
EPS:May 15, 2026
EPSS Score:0.00028
CVSS Score:8.1
Affected Products
Vendor
Product
Action
Vendor
Open-webui
Product
Open-webui
Open-webui
Open-webui
Vendor
Openwebui
Product
Open Webui
Openwebui
Open Webui
Exploits
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
