In August 2016, the Unreal Engine Forum suffered a data breach, allegedly due to a SQL injection vulnerability in vBulletin. The attack resulted in the exposure of 530k accounts including usernames, email addresses and salted MD5 hashes of passwords.
Accounts breached: 530147
Breached on: August 11, 2016
Exposed data: Email addresses, Passwords, and Usernames
Added on: November 07, 2016