CVE-2024-8017: Openwebui Open Webui

Critical severity, CVSS 9.0. EPSS: 0.6% chance of exploitation in the next 30 days.

An XSS vulnerability exists in open-webui/open-webui versions <= 0.3.8, specifically in the function that constructs the HTML for tooltips. This vulnerability allows attackers to perform operations with the victim's privileges, such as stealing chat history, deleting chats, and escalating their own account to an admin if the victim is an admin.

Affected products

• Openwebui Open Webui: up to and including 0.3.8

Published 2025-03-20. Last modified 2026-06-17.