User Registration & Membership – Custom Registration Form Builder, Custom Login Form, User Profile, Content Restriction & Membership Plugin <= 4.4.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
Vulnerability Description
The User Registration & Membership – Custom Registration Form Builder, Custom Login Form, User Profile, Content Restriction & Membership Plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcode attributes in all versions up to, and including, 4.4.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Muhammad Yudha - DJ
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/2244945a-5b3a-463d-9910-46a6f7afaf6c?source=cve
- https://plugins.trac.wordpress.org/changeset/3412096/user-registration/trunk/modules/membership/includes/Templates/membership-listing.php
- https://plugins.trac.wordpress.org/changeset/3412096/user-registration/trunk/modules/membership/includes/Templates/thank-you-page.php
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