CVE-2026-59715: Openwebui Open Webui

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.16 before 0.10.0, the Socket.IO server is configured with always_connect=True. The ydoc:awareness:update and ydoc:document:leave Socket.IO handlers accepted collaborative-document events without requiring an authenticated user, allowing unauthorized manipulation of document collaboration state. This issue is fixed in version 0.10.0.

Affected products

• Openwebui Open Webui: from 0.6.16, before 0.10.0 (fixed in 0.10.0)

Published 2026-07-09. Last modified 2026-07-10.