What is CVE-2026-44568?

CVE-2026-44568 is a medium-severity vulnerability in Open-webui, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-05-15.

How severe is CVE-2026-44568?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Open-webui

CVE-2026-44568

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the AccountPending.svelte component renders the admin-configured "Pending User Overlay Content" using marked.parse() inside…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (10.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Open-webui — versions < 0.9.0
Openwebui Open_webui

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44568?: CVE-2026-44568 is a medium-severity vulnerability in Open-webui, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-05-15.
How severe is CVE-2026-44568?: Medium severity. CVSS v3 base score is 4.8 out of 10.