The SportsPress WordPress plugin before 2.7.22 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)
Missing Authorization vulnerability in ThemeBoy SportsPress – Sports Club & League Manager.This issue affects SportsPress – Sports Club & League Manager: from n/a through 2.7.20.
The SportsPress – Sports Club & League Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the settings_save() function in all versions up to, and including, 2.7.17. This makes it possible for unauthenticated attackers to update the permalink structure for the clubs
The SportsPress WordPress plugin before 2.7.9 does not sanitise and escape its match_day parameter before outputting back in the Events backend page, leading to a Reflected Cross-Site Scripting issue