The Wp-D3 WordPress plugin through 2.4.1 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.
https://wpscan.com/vulnerability/7b19d792-8083-4c0c-a45e-a99c1f5f0df0