Clarksville Montgomery County School System
ent_95e1b7b659e4f115d3fc8c40
Disclosures
3
State AG · 3 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
8,835
nationwide · State AG IN
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- Clarksville Montgomery County School System
- Normalized
- clarksville montgomery county school system— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (3)newest first
- Indiana State AGas victim2026-01-14
Clarksville Montgomery County School System reported a data breach to the Indiana Attorney General. The breach occurred on 2025-09-09 and was reported on 2026-01-14. 4 Indiana residents were affected. 8,835 individuals affected in total.
- Massachusetts State AGas victim2012-08-12
Clarksville-Montgomery County School System reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2012-08-12. 2 Massachusetts residents were affected. The report records the breach type as electronic.
- New Hampshire State AGas victim2012-08-08
Clarksville-Montgomery County School System (CMCSS) notified NH AG of a SQL injection attack discovered June 11, 2012, which exposed PII of employees and students including SSNs. One NH resident was affected. CMCSS disconnected networks, engaged forensic analysts and legal counsel, and notified law enforcement. Credit monitoring was offered.