CBS Consolidated
Disclosed Sep 5, 20179 years ago21,856 affectedConfirmed
CBS Consolidated dba Cornerstone Business and Management Solutions, a business associate (BA), reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 21,856 individuals. The PHI involved included names, addresses, birthdates, and Social Security numbers. The BA notified HHS, affected individuals, the media, and provided substitute notice. Complimentary credit monitoring services were provided to those affected by the breach. In its mitigation efforts, the BA terminated its existing business associate arrangements. Therefore, the investigation was terminated.
What is known
| People affected | 21,856 (as reported to HHS) |
|---|---|
| Disclosed | Sep 5, 2017 |
| Discovered | Jul 10, 2017 |
| Happened | Jul 10, 2017 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: CBS Consolidatedoag.ca.gov · Official notice | Official notice |
| Oregon DOJ breach notice: CBS Consolidatedjustice.oregon.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): CBS Consolidated (Business Associate, NE)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Sep 5, 2017 | |
| HHS archivetotal | Sep 5, 2017 | 21,856 |
| Oregon DOJresidents of OR | Sep 13, 2017 | 21,846 |
History of this record
- 2026-09-25 · sector: other to health · backfill source
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · data_types: [] to ["names","health"] · backfill source
- 2026-09-25 · records_basis: empty to hhs · backfill source
- 2026-09-25 · records: empty to 21856 · backfill source
- 2026-09-25 · summary: empty to CBS Consolidated dba Cornerstone Business and Management Solutions, a business associate (BA), reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 21,856 individuals. The PHI involved inclu · backfill source
- 2026-09-25 · discovered: empty to 2017-07-10 · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.