What is CVE-2026-16736?

CVE-2026-16736 is a high-severity vulnerability in User Registration & Membership, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-08-05.

How severe is CVE-2026-16736?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in User Registration & Membership

CVE-2026-16736

The User Registration & Membership WordPress plugin before 5.2.6 does not enforce the site's registration-disabled setting when processing registration-form submissions, allowing unauthenticated users to create new accounts even when the…

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Unknown User Registration & Membership — versions 0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

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

Frequently asked questions

What is CVE-2026-16736?: CVE-2026-16736 is a high-severity vulnerability in User Registration & Membership, classified under Improper Access Control. CVSS score: 7.5/10. Published 2026-08-05.
How severe is CVE-2026-16736?: High severity. CVSS v3 base score is 7.5 out of 10.