WP Social Buttons <= 2.2 - Admin+ Stored Cross-Site Scripting

The plugin does not sanitise and escape its settings, allowing high privilege users such as admin to perform cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

PoC

Put the following payload in the Delay Time (General Settings) or Top Margin (Advanced Settings) of the plugin: " style=animation-name:rotation onanimationstart=alert(/XSS/)//