CVE-2026-45401 – open-webui

CVSS 8.5 IMPORTANT

“AI platforms become dangerous attack surfaces when backend requests can be silently redirected.”

A patch was released for a high-severity vulnerability affecting open-webui. CVE-2026-45401 has a CVSS score of 8.5, which is High severity.

The vulnerability is tied to server-side request forgery behavior that could allow attackers to force affected systems to send unintended backend requests. Public proof-of-concept code is available. The update strengthens request validation controls and reduces the risk of unauthorized internal network access and backend service exposure.

Key Details

Affected Product
Openwebui Open Webui
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
CWE Classification
CWE-918
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