The Checkbox plugin for WordPress is vulnerable to unauthorized loss of data due to a missing capability check on the 'wp_ajax_nopriv_checkbox_clean_log' AJAX endpoint in all versions up to, and including, 2.8.10. This makes it possible for unauthenticated attackers to clear log files.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NNo configuration data available.