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Breaches.

Chess.com

Disclosed Nov 10, 20232 years ago1,274,077 accountsUnverified

In November 2023, over 800k user records were scraped from the Chess.com website and posted to a popular hacking forum . The data included email address, name, username and the geographic location of the user. A further 446k scraped records were later provided and added to HIBP.

What is known

People affected1,274,077 (accounts in the leaked data, per Have I Been Pwned)
DisclosedNov 10, 2023
HappenedNov 8, 2023
AttackScraping
Data exposedEmails, Location, Names
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: Chess.com (2023)haveibeenpwned.com · Aggregator

Notices filed

WhereFiledPeople
Have I Been Pwnedaccounts in the dataNov 10, 20231,274,077

Other breaches at Chess.com

BreachAffected
Disclosed Sep 13, 2026Sep 1312 days agoScrapingUnverified4.7Macct
Hackers access Chess.com third-party file transfer app, 4,500 users hitSep 3, 20251 year agoVendor breach4,541
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.

Everything about Chess.com

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