Over half a million infected Macs. A week later and the only sign of removal tools are coming from independent developers. At least Apple finally spoke up and admitted they have a malware problem.
Mac or Windows, Antivirus or not, it doesn’t matter. Facebook is a Website and links that appear in the feed can lead you to fake Websites that attempt to collect sensitive information or install malware. There is no security software that can prevent you from being socially engineered.