The FBI issued a public service announcement today [April 7, 2015], warning concerning WordPress website attacks being carried out by individuals sympathetic to the Islamic State in the Levant (ISIL) a.k.a. Islamic State of Iraq and al-Shams (ISIS). The perpetrators of these attacks are defacing sites across various platforms such as news organizations, businesses, government sites, and religious institutions.
Everyone running WordPress out there needs to make sure they’re patched up and security is tight on your WP sites. CALI’s Classcaster and other WordPress sites are up to date and secure.