What is CVE-2026-45351?

CVE-2026-45351 is a medium-severity vulnerability in Open-webui, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-05-15.

How severe is CVE-2026-45351?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Open-webui

CVE-2026-45351

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.9, when a regular user [non-admin] logs into the application, a http://IP:8080/api/models? web request is initiated by the appl…

Vulnerability class: Information Disclosure

EPSS: 0.000 (11.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Open-webui — versions < 0.8.9
Openwebui Open_webui

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

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

Frequently asked questions

What is CVE-2026-45351?: CVE-2026-45351 is a medium-severity vulnerability in Open-webui, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-05-15.
How severe is CVE-2026-45351?: Medium severity. CVSS v3 base score is 6.5 out of 10.