Chess.com
3 breaches5.9M affected in allTechchess.com
| Breach | Affected | ||||
|---|---|---|---|---|---|
| Disclosed Sep 13, 2026Sep 1312 days agoScrapingUnverified | Sep 1312 days ago | Scraping | Tech | Unverified | 4.7Macct |
| Hackers access Chess.com third-party file transfer app, 4,500 users hitSep 3, 20251 year agoVendor breach | Sep 3, 20251 year ago | Vendor breach | Gaming | Confirmed | 4,541 |
| Disclosed Nov 10, 2023Nov 10, 20232 years agoScrapingUnverified | Nov 10, 20232 years ago | Scraping | Tech | Unverified | 1.3Macct |
About
Every breach here links to its sources and official notices. Across fru.dev: lawsuits, incidents and outages.
- 2026-09-25 · Chess.com, 2025-09-03 · records: 4541
- 2026-09-25 · Chess.com, 2025-09-03 · occurred: 2025-06-05
- 2026-09-25 · Chess.com, 2025-09-03 · source_type: official
- 2026-09-25 · Chess.com, 2025-09-03 · source_url: https://ago.vermont.gov/document/2025-09-03-chesscom-data-breach-notice-consumers
- 2026-09-25 · Chess.com, 2025-09-03 · status: confirmed
- 2026-09-25 · Chess.com, 2025-09-03 · verified_by: vt-ag
- 2026-09-25 · Chess.com, 2025-09-03 · verified: 1
- 2026-09-25 · Chess.com, 2025-09-03 · disclosed: 2025-09-03
- 2026-09-25 · Chess.com, 2025-09-03 · added
- 2026-09-25 · Chess.com, 2026-09-13 · added
- 2026-09-25 · Chess.com, 2023-11-10 · added
- 2026-09-25 · Chess.com · added