That ex you blocked on Facebook may have had access to your posts after all. On Monday, Facebook revealed that a bug had affected the privacy settings of 800,000 users. The bug allowed users who'd ...

Facebook disclosed a new “bug” on Monday that temporarily let some users who’d been blocked on the service send messages to the people who had blocked them. The bug also let some previously-blocked ...

Facebook announced on Monday it will notify 800,000 people about a bug that unblocked accounts those users had previously blocked. The bug was active between May 29 and June 5. In a blog post, ...