Every public data breach

47 disclosed this week · 26,367 on record

MemeChat

Disclosed Oct 29, 20234,348,570 accountsUnverified

In mid-2022, "the ultimate hub of memes" MemeChat suffered a data breach that exposed 7.4M records . Alleged to be due to a misconfigured Elasticsearch instance, the data contained 4.3M unique email addresses alongside usernames.

What is known

People affected4,348,570 (accounts in the leaked data, per Have I Been Pwned)
DisclosedOct 29, 2023
HappenedJun 1, 2022
AttackExposed data
Data exposedEmails
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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