CVE-2026-44563

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the /api/generate, /api/embed, /api/embeddings, and /api/show endpoints accept any model name from the user and forward the request to the Ollama backend without checking whether the...

CVE-2026-44562 Open WebUI: Model Import Overwrites Any Model Without Ownership Check

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the POST /api/v1/models/import endpoint allows users with the workspace.modelsimport permission to overwrite any existing model in the database, regardless of ownership. When an...

CVE-2026-45349

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, a user just needs to use the API endpoint: /api/chat/completions with their own API key generated in OWUI and the Chat ID of another user to continue the conversation of the other...