Malicious code detected on website!

Viruses and worms
1

Re: http://sitecheck.sucuri.net/results/dekoperenpomp.nl
WordPress version outdated: Upgrade required.
Outdated WordPress Found: WordPress Under 4.0
Known javascript malware. Details: http://labs.sucuri.net/db/malware/mwjs-iframe-injected691?v27

2

From the “tracking the trackers” report we found fancy box with version 3.5.1 as vulnerable to attack.
Read: http://www.servertheory.com/?p=606
and from VagoSec: https://vagosec.org/2013/12/wordpress-rce-exploit/

polonus