Float menu < 5.0.3 - Admin+ Stored Cross-Site Scripting

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. Add a new item in the plugin settings 2. Enter the payload javascript:alert(/XSS/); in the “Link” field 3. Go to the homepage, and click on the generated link to trigger the XSS