CVE-2026-11966

The User Registration & Membership WordPress plugin before 5.2.3 does not perform a capability check for unauthenticated callers on one of its membership payment actions and acts on a caller-supplied user identifier, allowing unauthenticated attackers to delete recently-registered, payment-pending user accounts.

CVSS v3.1

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.30% chance of exploitation in the next 30 days, 23th percentile

Published

2026-07-17

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/8e3be064-b3b7-4d68-960b-8c850c3e6f77/

References

• CVE Record
• NVD entry

Related

• CVE-2026-11965
• CVE-2026-1197
• CVE-2026-11964
• CVE-2026-11974
• CVE-2026-11963
• CVE-2026-11976