What is CVE-2026-54008?

CVE-2026-54008 is a high-severity vulnerability in Open-webui, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.5/10. Published 2026-06-23.

How severe is CVE-2026-54008?

High severity. CVSS v3 base score is 8.5 out of 10.

SSRF in Open-webui

CVE-2026-54008

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, backend/open_webui/utils/oauth.py::_process_picture_url calls validate_url(picture_url) on the initial URL only, then invoke…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.002 (14.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N.

Affected products

Open-webui — versions < 0.9.6
Openwebui Open_webui

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

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

Frequently asked questions

What is CVE-2026-54008?: CVE-2026-54008 is a high-severity vulnerability in Open-webui, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.5/10. Published 2026-06-23.
How severe is CVE-2026-54008?: High severity. CVSS v3 base score is 8.5 out of 10.