Every public data breach

44 disclosed this week · 26,355 on record

Unreal Engine

Disclosed Nov 7, 2016530,147 accountsUnverified

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.

What is known

People affected530,147 (accounts in the leaked data, per Have I Been Pwned)
DisclosedNov 7, 2016
HappenedAug 11, 2016
AttackNot stated
Data exposedEmailsPasswords
SectorTech
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

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