CVE-2026-11966

Medium

Description

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.

SeverityMedium
CVSS5.3
Exploit probability—
ProductUser Registration & Membership
PublishedJul 17, 2026
First seenJul 17, 2026

How to fix

Update
  • User Registration & Membership5.2.3 or later

Affected products

ProductAffected versionsFixed in
User Registration & Membership4.2.3 ≤ v < 5.2.35.2.3

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