The Aklamator INfeed WordPress plugin through 2.0.0 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/5564926a-6b1d-43f4-8147-128472f6b93a/