The PowerPress Podcasting plugin by Blubrry WordPress plugin before 11.16.11 does not sanitise and escape some of its Podcast Episode settings, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
https://wpscan.com/vulnerability/04aa5ba8-2654-4e71-90af-83cfd92635f8/