“In a message sent this week, Google said some pages of the website may be hacked. “Specifically, we think that JavaScript has been injected into your site by a third party and may be used to redirect users to malicious sites,” the Google Search Quality team said. The team said files are infected with unfamiliar JavaScript and warned that site owners should search for files containing “eval(function(p,a,c,k,e,r)” in particular. The code may be placed in HTML, JavaScript or PHP files, Google said.”
Source: Google warns 20,000 websites they could be infected with malware – Computerworld