The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content WordPress plugin before 4.15.15 does not sanitise and escape some of its Membership Plan settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content WordPress plugin before 4.15.15 does not sanitise and escape some of its Drag & Drop Builder fields, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Missing Authorization vulnerability in WPEverest User Registration allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects User Registration: from n/a through 2.3.2.1.

Missing Authorization vulnerability in Najeeb Ahmad Simple User Registration allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Simple User Registration: from n/a through 5.5.

The ProfilePress plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.15.18 via the WordPress core search feature. This makes it possible for unauthenticated attackers to extract sensitive data from posts that have been restricted to higher-level roles such as administrator.

A vulnerability classified as critical has been found in PHPGurukul User Registration & Login and User Management System 1.0. This affects an unknown part of the file /signup.php. The manipulation of the argument email leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was found in PHPGurukul User Registration & Login and User Management System 1.0. It has been rated as critical. Affected by this issue is some unknown functionality of the file /admin/index.php. The manipulation of the argument username leads to sql injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to unauthorized profile picture updates due to a missing capability check on the wp_ajax_um_resize_image() and ajax_resize_image() functions in all versions up to, and including, 2.8.9. This makes it possible for authenticated attackers, with subscriber-level access and above, to update the profile pictures of other users.

A Reflected Cross-Site Scripting (XSS) vulnerability was found in the /search-result.php page of the PHPGurukul User Registration & Login and User Management System 3.2. This vulnerability allows remote attackers to execute arbitrary scripts via the searchkey parameter in a POST HTTP request.

Authentication Bypass Using an Alternate Path or Channel vulnerability in Najeeb Ahmad Simple User Registration allows Authentication Bypass.This issue affects Simple User Registration: from n/a through 5.5.