The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

The get_query() function of the Ni WooCommerce Custom Order Status WordPress plugin before 1.9.7, used by the niwoocos_ajax AJAX action, available to all authenticated users, does not properly sanitise the sort parameter before using it in a SQL statement, leading to an SQL injection, exploitable by any authenticated users, such as subscriber