CVE-2026-16736

User Registration & Membership < 5.2.6 - Unauthenticated Account Creation While Registration Disabled

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 administrator has turned off open registration.

Affected

User Registration & Membership

CVSS v3.1 CNA

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.41% chance of exploitation in the next 30 days, 33rd percentile

Published

2026-08-05

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/dc0d63d6-bcd9-4f14-865a-49d254a831a2/

References

• CVE Record
• NVD entry