CVE-2026-109291
Open WebUI from 0.6.33 before 0.11.4 contains a cross-site scripting vulnerability that allows…
- Risk score
- 48/100
- CVSS
- 7.3 v3.1
- Exploit chance (30 days)
- 0.3%
- Published
- 12 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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 ste…
- Affected
- See advisory
- Fix
- Upgrade the product to 0.11.4 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.3 high
References
Original 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.
Last activity 12 Oct 2026. Patch Forecast updates every hour.