CVE-2026-109291 — Open WebUI 0.6.33 before 0.11.4 Stored XSS via Citation embed_url
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: …
Published: 2026-10-12 · CVSS: 8.5 · CVSS 4.0
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.
Source: CVE Program · Revision 2bc2f154a9513fd639cf69e09a5cddfaedf57bdc