The SupportCandy – Helpdesk & Customer Support Ticket System plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.3.0 via file upload due to missing validation on a user controlled key. This makes it possible for authenticated attackers to download attachments for support tickets that don't belong to them. If an admin enables tickets for guests, this can be exploited by unauthenticated attackers.

The Fluent Support – Helpdesk & Customer Support Ticket System plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.8.5 via the 'fluent-support' directory. This makes it possible for unauthenticated attackers to extract sensitive data stored insecurely in the /wp-content/uploads/fluent-support directory which can contain file attachments included in support tickets.

The WooCommerce Support Ticket System plugin for WordPress is vulnerable to unauthorized access and loss of data due to missing capability checks on the 'ajax_delete_message', 'ajax_get_customers_partial_list', and 'ajax_get_admins_list' functions in all versions up to, and including, 17.8. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete arbitrary posts, and read names, emails, and capabilities of all users.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Octrace Studio WordPress HelpDesk & Support Ticket System Plugin – Octrace Support allows Stored XSS.This issue affects WordPress HelpDesk & Support Ticket System Plugin – Octrace Support: from n/a through 1.2.7.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in ydesignservices YDS Support Ticket System allows SQL Injection.This issue affects YDS Support Ticket System: from n/a through 1.0.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Octrace Studio WordPress HelpDesk & Support Ticket System Plugin – Octrace Support allows Reflected XSS.This issue affects WordPress HelpDesk & Support Ticket System Plugin – Octrace Support: from n/a through 1.2.7.

The WooCommerce Support Ticket System plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the ajax_manage_file_chunk_upload() function in all versions up to, and including, 17.7. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

The WooCommerce Support Ticket System plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the delete_uploaded_file() function in all versions up to, and including, 17.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php).

The WooCommerce Support Ticket System plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the delete_tmp_uploaded_file() function in all versions up to, and including, 17.7. This makes it possible for unauthenticated attackers to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php).

Cross-Site Request Forgery (CSRF) vulnerability in YDS Support Ticket System plugin <= 1.0 at WordPress.