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CVE PROGRAM SOURCE RECORD8.5 High

CVE-2026-109291

Open WebUI 0.6.33 before 0.11.4 Stored XSS via Citation embed_url

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

open-webui open-webui

Default version status: unaffected

  • 0.6.33 to < 0.11.4affected
  • 0.11.4unaffected
pkg:pypi/open-webui

References