The Team WordPress plugin before 4.4.2 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
The Team WordPress plugin before 4.1.2 contains a file which could allow any authenticated users to download arbitrary files from the server via a path traversal vector. Furthermore, the file will also be deleted after its content is returned to the user