The Contest Gallery WordPress plugin before 19.1.5.1, Contest Gallery Pro WordPress plugin before 19.1.5.1 do not escape the wp_user_id GET parameter before concatenating it to an SQL query in management-show-user.php. This may allow malicious users with administrator privileges (i.e. on multisite WordPress configurations) to leak sensitive information from the site's database.
The Contest Gallery WordPress plugin before 19.1.5.1, Contest Gallery Pro WordPress plugin before 19.1.5.1 do not escape the wp_user_id GET parameter before concatenating it to an SQL query in management-show-user.php. This may allow malicious users with administrator privileges (i.e. on multisite WordPress configurations) to leak sensitive information from the site's database.