CVE-2026-45667 Open WebUI: Unauthenticated endpoint can trigger embedding generation (cost/DoS)

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.0, GET /api/v1/memories/ef is accessible without authentication and executes request.app.state.EMBEDDINGFUNCTION.... This allows any unauthenticated caller to trigger embedding generati...

Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization via the /api/v1/memories/ef endpoint. An attacker can trigger embedding generation and consume computational resources or incur costs by making unauthenticated requests to this endpoint...