CVE-2026-45666

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.11, the API /api/v1/notes/noteid endpoint lacks proper authorization checks, allowing authenticated users to retrieve notes belonging to other users by guessing or enumerating UUIDs. Th...

CVE-2026-45666

creationtimestamp| type| source ---|---|--- 2026-05-11 19:03:58+00:00| published-proof-of-concept| https://github.com/open-webui/open-webui/security/advisories/GHSA-x3qm-p8hr-3c3h...