What is CVE-2026-54018?

CVE-2026-54018 is a high-severity vulnerability in Open-webui, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-06-23.

How severe is CVE-2026-54018?

High severity. CVSS v3 base score is 7.7 out of 10.

SSRF in Open-webui

CVE-2026-54018

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.6, the SafePlaywrightURLLoader implements a validate_url function to prevent SSRF attacks by checking the IP address of the use…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Open-webui — versions < 0.9.6

Weakness classification (CWE)

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

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-54018?: CVE-2026-54018 is a high-severity vulnerability in Open-webui, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-06-23.
How severe is CVE-2026-54018?: High severity. CVSS v3 base score is 7.7 out of 10.