Malware scripts?

How do I respond to that?
Component RSFirewall writes:

We've found a total of 4 malware scripts inside your files. Please review them manually as the scan might have detected false alerts.

administrator/components/com_hikashop/extensions/plg_content_hikashopsocial/hikashopsocial.php
Suspicious JS inclusion assets.pinterest.com/js/pinit.js"></script></head>

administrator/components/com_hikashop/extensions/plg_hikashoppayment_epay/epay_end.php
Suspicious JS inclusion ssl.ditonlinebetalingssystem.dk/integration/ewindow/paymentwindow.js" charset="UTF-8

plugins/content/hikashopsocial/hikashopsocial.php
Suspicious JS inclusion assets.pinterest.com/js/pinit.js"></script></head>

plugins/hikashoppayment/epay/epay_end.php
Suspicious JS inclusion ssl.ditonlinebetalingssystem.dk/integration/ewindow/paymentwindow.js" charset="UTF-8

thank you.