Every public data breach

44 disclosed this week · 26,355 on record

Underworld Empire

Disclosed Feb 19, 2018428,779 accountsUnverified

In April 2017, the vBulletin forum for the Underworld Empire game suffered a data breach that exposed 429k accounts. The data was then posted to a hacking forum in mid-February 2018 where it was made available to download. The source data contained IP and email addresses, usernames and salted MD5 hashes.

What is known

People affected428,779 (accounts in the leaked data, per Have I Been Pwned)
DisclosedFeb 19, 2018
HappenedApr 25, 2017
AttackHacking
Data exposedEmailsIP addressesPasswords
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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