Button contact VR <= 4.7 - 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

Click on the “Button contact” and change “Hotline” field to (asd"onmouseover=‘alert(112312)’') -> Save