Missing Authorization vulnerability in Sprout Apps Help Scout allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Help Scout: from n/a through 6.5.1.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Daniel J Griffiths Beacon For Help Scout allows DOM-Based XSS.This issue affects Beacon For Help Scout: from n/a through 1.3.0.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Starfish Reviews Satisfaction Reports from Help Scout allows Reflected XSS.This issue affects Satisfaction Reports from Help Scout: from n/a through 2.0.3.

The WooCommerce Help Scout WordPress plugin before 2.9.1 (https://woocommerce.com/products/woocommerce-help-scout/) allows unauthenticated users to upload any files to the site which by default will end up in wp-content/uploads/hstmp.