The PowerPress Podcasting plugin by Blubrry WordPress plugin before 11.0.12 does not sanitize and escape the media url field in posts, which could allow users with privileges as low as contributor to inject arbitrary web scripts that could target a site admin or superadmin.
The Blubrry PowerPress Podcasting plugin 6.0.4 for WordPress has XSS via the tab parameter.
Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Blubrry PowerPress Podcasting plugin by Blubrry plugin <= 10.0.1 versions.