Cornerstone Staffing Solutions, Inc. data breach
Cornerstone Staffing Solutions, Inc. reported a data breach to the Oregon Department of Justice in 2026, affecting 366,122 individuals.
| Organization | Cornerstone Staffing Solutions, Inc. |
| Reporting authority | OR DOJ |
| State | OR |
| Individuals affected | 366,122 |
| Date reported | 2026-09-11 |
| Type of breach | Not specified |
| Status | Reported |
Breach date(s): 11/6/2025 - 11/21/2025
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