Report: CVE-2026-45365 - Open WebUI: Authenticated users can bypass model access control via exposed quer
CVE ID :CVE-2026-45365 Published : May 15, 2026, 10:16 p.m. | 1 hour, 9 minutes ago Description :Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, an internal-only bypass_filter parameter is exposed on the /openai/chat/completions and /ollama/api/chat HTTP endpoints via FastAPI query string binding, allowing any authenticated user to append ?bypass_filter=true and bypass model access control checks to invoke admin-restricted models. This vulnerability is fixed in 0.8.11. Severity: 5.4 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...