What is CVE-2026-90976?

CVE-2026-90976 is a medium-severity vulnerability in Clean Login, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-09-18.

How severe is CVE-2026-90976?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Clean Login

CVE-2026-90976

The Clean Login WordPress plugin before 1.19 does not check whether user registration is enabled before creating an account in its registration handler, allowing unauthenticated users to create accounts even when the site has registration disabled.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Unknown Clean Login

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-90976?: CVE-2026-90976 is a medium-severity vulnerability in Clean Login, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-09-18.
How severe is CVE-2026-90976?: Medium severity. CVSS v3 base score is 5.3 out of 10.