The Accept Authorize.NET Payments Using Contact Form 7 plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 2.2 via the cf7adn-info.php file. This makes it possible for unauthenticated attackers to extract configuration data which can be used to aid in other attacks.

The Accept Stripe Payments Using Contact Form 7 plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 2.5 via the cf7sa-info.php file that returns phpinfo() data. This makes it possible for unauthenticated attackers to extract configuration information that can be leveraged in another attack.

The Generate PDF using Contact Form 7 plugin for WordPress is vulnerable to Cross-Site Request Forgery to Arbitrary File Upload in versions up to, and including, 4.0.6. This is due to missing nonce validation and the plugin not properly validating a file or its path prior to deleting it in the 'wp_cf7_pdf_dashboard_html_page' function. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Generate PDF using Contact Form 7 plugin for WordPress is vulnerable to Cross-Site Request Forgery to Arbitrary File Upload in versions up to, and including, 4.0.6. This is due to missing nonce validation and missing file type validation in the 'wp_cf7_pdf_dashboard_html_page' function. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.