ISIS sympathizers are exploiting a vulnerability in a WorldPress Content Management System plug-in to deface websites of news organizations, businesses, religious institutions and governments. The FBI also issued an alert warning of criminals hosting fraudulent government websites. Victims’ PII could allow criminals to use the data for illicit activities, including the creation of fake IDs and passports, fraudulent loans and tax refunds. An FBI-private industry partnership says several extremist hacking groups indicate they would participate in an operation dubbed #OpIsrael, which will target Israeli and Jewish websites.”]
Source: https://www.govinfosecurity.com/fbi-isis-backers-deface-websites-a-8091

