CVE-2026-59226: Openwebui Open Webui

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 before 0.10.0, execute_automation rehydrated automation owners without rechecking that they were still active or still had features.automations, and check_model_access only enforced private-model grants for the exact user role, allowing deactivated pending users to continue scheduled model execution. This issue is fixed in version 0.10.0.

Affected products

• Openwebui Open Webui: from 0.9.0, before 0.10.0 (fixed in 0.10.0)

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