Great Valley School District

Great Valley School District

Data Breach on November 30, 2023
Data Breach Report
Victimgvsd.org
Threat ActorMedusa
Date DiscoveredNov 30, 2023
DescriptionGreat Valley School District provides public education for students in Charlestown, East Whiteland, and Willistown townships, and the borough of Malvern.
Leak SizeUnknown

Credential Exposure for gvsd.org

We've indexed 2,307 @gvsd.org accounts from external breaches, plus 31 credentials for gvsd.org itself.

Last checked Aug 23, 2026

@gvsd.org addresses from external breaches
Third-party breaches2,204 accounts · across 157 breaches · 2,126 with a plaintext password · most recent Jan 8, 2026
Combo lists363 accounts · most recent Aug 22, 2026
Passwords for gvsd.org accounts
Combo lists29 logins · most recent Aug 21, 2026
Infostealer logs6 logins · 5 infected devices · most recent Jul 20, 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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