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.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Adastra Crypto Cryptocurrency Payment & Donation Box – Accept Payments in any Cryptocurrency on your WP Site for Free.This issue affects Cryptocurrency Payment & Donation Box – Accept Payments in any Cryptocurrency on your WP Site for Free: from n/a through 2.2.7.

Several WordPress plugins developed by Cool Plugins are vulnerable to arbitrary plugin installation and activation that can lead to remote code execution by authenticated attackers with minimal permissions, such as a subscriber.