Download Manager <= 2.9.93 - Authenticated Cross-Site Scripting (XSS)

Description

In the pro features of the WordPress download manager plugin, there is a Category Short-code feature witch can use to sort categories with order by a function which will be used as ?orderby=title,publish_date .
By adding parameter "> and add any XSS payload , the xss payload will execute.

To reproduce,

1. Go to the link where we can find ?orderby
2. Add parameters >" and give simple payload like <script>alert(1)</script>
3. The payload will execute.

Another reflected cross-site scripting via advance search .