The WP Users Masquerade plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.0.0. This is due to incorrect authentication and capability checking in the 'ajax_masq_login' function. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to log in as any existing user on the site, such as an administrator.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in weDevs WP User Frontend allows SQL Injection.This issue affects WP User Frontend: from n/a through 4.0.7.

Cross-Site Request Forgery (CSRF) vulnerability in WP User Manager.This issue affects WP User Manager: from n/a through 2.9.10.

The UsersWP WordPress plugin before 1.2.12 uses predictable filenames when an admin generates an export, which could allow unauthenticated attackers to download them and retrieve sensitive information such as IP, username, and email address

Improper Privilege Management vulnerability in IqbalRony WP User Switch allows Privilege Escalation.This issue affects WP User Switch: from n/a through 1.1.0.

The UsersWP – Front-end login form, User Registration, User Profile & Members Directory plugin for WordPress plugin for WordPress is vulnerable to time-based SQL Injection via the ‘uwp_sort_by’ parameter in all versions up to, and including, 1.2.10 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Improper Privilege Management vulnerability in weDevs WP User Frontend allows Privilege Escalation.This issue affects WP User Frontend: from n/a through 3.6.5.

The Guest posting / Frontend Posting wordpress plugin – WP Front User Submit / Front Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via form settings in all versions up to, and including, 4.4.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The WP User Profile Avatar WordPress plugin through 1.0.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Cross-Site Request Forgery (CSRF) vulnerability in AyeCode Ltd UsersWP.This issue affects UsersWP: from n/a before 1.2.6.