The Advanced Social Feeds Widget & Shortcode WordPress plugin through 1.7 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)
https://wpscan.com/vulnerability/88b2e479-eb15-4213-9df8-3d353074974e/