The WordPress Shortcodes Plugin — Shortcodes Ultimate WordPress plugin before 5.12.8 does not validate the user meta to be retrieved via the user shortcode, allowing any authenticated users such as subscriber to retrieve arbitrary user meta (except the user_pass), such as the user email and activation key by default.
The WordPress Shortcodes Plugin — Shortcodes Ultimate WordPress plugin before 5.12.8 does not validate the user meta to be retrieved via the user shortcode, allowing any authenticated users such as subscriber to retrieve arbitrary user meta (except the user_pass), such as the user email and activation key by default.