All Breaches
November 8, 2023 Verified Gaming / Correspondence Chess

Chess Data Breach

The Chess data breach is related to user records obtained from the Chess.com platform through automated data collection during the November 2023 period.

1.3 Million
Reported Records
4
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

4
Email addresses
Geographic locations
Names
Usernames

Additional Information

Added DateNovember 10, 2023
Breach DateNovember 8, 2023
Domainchess.com
SourceThird party breach
Last Content UpdateJuly 18, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameChess
SectorGaming / Correspondence Chess
CountryUnited States
Websitechess.com

Risk Level

Critical

The reported impact exceeds 1 million and falls within the critical severity band.

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