Facebook said a security flaw allowed many users to see the private chats of their friends. Facebook disabled the chat feature on the site to deal with the problem. The flaw was first reported on TechCrunch this morning. Facebook has been the subject of criticism lately over security oversights, as well as changes that call privacy into question. There was no word as to how many Facebook users were impacted by the flaw. There is a fix to take care of the visible friend requests which is now complete.”]
Source: https://www.csoonline.com/article/2125103/facebook-security-flaw-makes-private-chats-public.html