EUVD-2026-20444
GHSA-mrxh-x593-3g6r
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
3Description
The User Registration & Membership - Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder plugin for WordPress is vulnerable to SQL Injection via the ‘membership_ids[]’ parameter in all versions up to, and including, 5.1.2 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
Analysis
SQL Injection in User Registration & Membership plugin for WordPress (versions up to 5.1.2) allows authenticated Subscriber-level attackers to extract sensitive database information via unsanitized 'membership_ids[]' parameter. The vulnerability stems from insufficient escaping and lack of prepared statements in SQL query construction, enabling attackers to append arbitrary SQL commands to existing queries. …
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