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MrExcel

Disclosed Jan 22, 20179 years ago366,140 accountsUnverified

In December 2016, the forum for the Microsoft Excel tips and solutions site Mr Excel suffered a data breach . The hack of the vBulletin forum led to the exposure of over 366k accounts along with email and IP addresses, dates of birth and salted passwords hashed with MD5. The owner of the MrExcel forum subsequently self-submitted the data to HIBP.

What is known

People affected366,140 (accounts in the leaked data, per Have I Been Pwned)
DisclosedJan 22, 2017
HappenedDec 5, 2016
AttackHacking
Data exposedDates of birth, Emails, IP addresses, Passwords
SectorTech
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Source
Have I Been Pwned: MrExcelhaveibeenpwned.com · Aggregator

Notices filed

WhereFiledPeople
Have I Been Pwnedaccounts in the dataJan 22, 2017366,140
History of this record
  • 2026-09-25 · added · backfill source

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

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