“Hackers claiming affiliation with the Islamic State of Iraq and Syria (ISIS) are using security problems in WordPress to deface sites around the Web, the Federal Bureau of Investigation (FBI) warned Tuesday.
The attacks affected the websites of ‘news organizations, commercial entities, religious institutions, federal/state/local governments, foreign governments and a variety of other domestic and international Web sites,’ the bureau noted in a public service announcement. No specific sites were named.”
Source: FBI: ISIS using WordPress glitch to deface websites | TheHill