Cincinnati Public Schools

Cincinnati Public Schools

Data Breach on September 06, 2024
Data Breach Report
Victimcps-k12.org
Claimed ByRansomhub
Date DiscoveredSep 06, 2024
DescriptionCincinnati Public Schools is Greater Cincinnati’s largest school district.
Leak Size177GB

Credential Exposure for cps-k12.org

We've indexed 505 @cps-k12.org accounts from external breaches, plus 738 credentials for cps-k12.org itself.

Last checked Aug 23, 2026

@cps-k12.org addresses from external breaches
Third-party breaches463 accounts · across 81 breaches · 453 with a plaintext password · most recent Feb 24, 2025
Combo lists309 accounts · most recent Aug 17, 2026
Passwords for cps-k12.org accounts
Combo lists668 logins · most recent Aug 22, 2026
Infostealer logs295 logins · 141 infected devices · most recent Aug 7, 2026

Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.

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