The PowerPress Podcasting plugin by Blubrry WordPress plugin before 11.9.18 does not sanitise and escape some of its settings when adding a podcast, which could allow admin users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
https://wpscan.com/vulnerability/bb6515b9-a316-4146-8b7d-9b70a47aa366/