CVE-2026-44721

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.3 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N                                    

Vulnerability Description

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, a stored cross-site scripting (XSS) vulnerability that allows any authenticated user with model creation permission (workspace.models) to execute arbitrary JavaScript in the browser of any other user (including admins) who views the malicious model in the chat UI. This vulnerability is fixed in 0.9.0.

Vulnerability Details

Published Date

May 08, 2026

Last Modified

May 19, 2026

CWE ID

CWE-79

Source

GitHub

Vendor

npm

Product

open-webui

External References

https://github.com/open-webui/open-webui/security/advisories/GHSA-gf5m-wcrh-7928
https://github.com/advisories/GHSA-gf5m-wcrh-7928

CVE-2026-44721

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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