Hesk
Hesk is Free PHP Help Desk Software that runs with a MySQL database. It allows you to setup a web based ticket support system (helpdesk) for your website. Once the Help Desk Software is installed your customers will be able to submit support tickets and staff will have an easy-to-use web interface to manage customer support requests.
Official Site:
https://www.hesk.com/Severity Summary:
Reference
Title
Severity
Hesk Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability
Hesk Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability