Medialist < 1.4.1 - Contributor+ Stored XSS

Description 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

[medialist style=‘" onmouseover=“alert(/XSS/)”’ rml_folder=/var/www/html/wordpress globalitems=1 ]