Frontend Checklist <= 2.3.2 - Admin+ Stored XSS

Description The plugin 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)

PoC

1. Go to frontend-checklist admin settings to create a new checklist (options-general.php?page=frontend-checklist&action;=new) 2. In the creation page, set the name field to `` 3. Save the changes and go to listing page to see the XSS (options-general.php?page=frontend-checklist)