DisclosureLens
HackingEducationEducationData MishandlingSupply Chain (3P Vendor)Customer Data InvolvedEmployee Data InvolvedPIIIdentity (basic)Health (basic)Government IDEducationMinorMediumContained

Cassia County Joint School District No. 151

bd_a2a5e68e80a12b71 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 9, 2025

Filed

Jan 9, 2025

To disclose

≤1 day

Affected

Not disclosed

Confidence

64%
Full breach record for Cassia County Joint School District No. 151 →2 incidents on file

Cassia County Joint School District No. 151 notified the Idaho Attorney General of a cyber breach involving its PowerSchool system. The incident occurred between December 19 and 23, 2024. Teacher and student data, including names, addresses, demographics, medical alerts, and potentially SSNs, were exported. The district states the breach is contained.

Incident timeline

undetected · 21 days
discovery → filing · ≤1 day / 0 days

Dec 19, 2024

Begins

Jan 9, 2025

Discovered

Jan 9, 2025

Filed

vs. sector median

10 wks faster

Part of PowerSchool supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →
Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.