CVE-2026-109291

HIGH Status: Received

CVSS Scores

CVSS v3.x Base Score
7.3
HIGH

Description

Open WebUI from 0.6.33 before 0.11.4 contains a cross-site scripting vulnerability that allows authenticated users to execute script in victims' sessions by storing javascript: URLs in citation embed_url fields. Attackers can share a crafted chat whose citation, when clicked, is passed to window.open, letting them steal localStorage.token and act as the victim.

Published
October 12, 2026 5:17 PM
Last Modified
October 12, 2026 5:17 PM
Source
[email protected]

Weaknesses (CWE)

CWE-79

References

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