What is CVE-2026-44570?

CVE-2026-44570 is a high-severity vulnerability in Open-webui, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.3/10. Published 2026-05-15.

How severe is CVE-2026-44570?

High severity. CVSS v3 base score is 8.3 out of 10.

Auth bypass in Open-webui

CVE-2026-44570

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.19, authorization controls surrounding the memories API were inconsistent, resulting in the ability of a standard user to delet…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.000 (14.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.

Affected products

Open-webui — versions < 0.6.19
Openwebui Open_webui

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

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

Frequently asked questions

What is CVE-2026-44570?: CVE-2026-44570 is a high-severity vulnerability in Open-webui, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.3/10. Published 2026-05-15.
How severe is CVE-2026-44570?: High severity. CVSS v3 base score is 8.3 out of 10.