Facebook says 50 million user accounts affected by security breach

By Mike Isaac and Sheera Frenkel
SAN FRANCISCO — Facebook on Friday said an attack on its computer network led to the exposure of information from nearly 50 million of its users.
The company discovered the breach earlier this week, finding that attackers had exploited a feature in Facebook’s code that allowed them to take over user accounts. Facebook fixed the vulnerability and notified law enforcement officials.
More than 90 million of Facebook’s users were forc