The Maintenance Page plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the subscribe_download function hooked via AJAX action in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with subscriber access or higher, to download a csv containing subscriber emails.

The Maintenance Page plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the subscribe_download function hooked via AJAX action in all versions up to, and including, 1.0.8. This makes it possible for authenticated attackers, with subscriber access or higher, to download a csv containing subscriber emails.