CVE-2026-87016 Open WebUI: Sign-in as another user via wildcard characters in the OAuth subject claim on SQLite

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.41 until 0.11.1, getuserbyoauthsub and getuserbyscimexternalid in backend/openwebui/models/users.py used JSON contains matching that compiled to SQL LIKE substring matching on SQLite. An OAuth subject...

CVE-2026-87016 Open WebUI: Sign-in as another user via wildcard characters in the OAuth subject claim on SQLite

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.41 until 0.11.1, getuserbyoauthsub and getuserbyscimexternalid in backend/openwebui/models/users.py used JSON contains matching that compiled to SQL LIKE substring matching on SQLite. An OAuth subject...

CVE-2026-87016

Open WebUI, a self-hosted AI platform, is affected by an OAuth authentication bypass in versions 0.6.41 through 0.11.1 . The root cause lies in get_user_by_oauth_sub and get_user_by_scim_external_id in backend/open_webui/models/users.py, where JSON "contains" matching compiled to SQL LIKE substri...