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Latest / Oregon / September 2026

Cornerstone Staffing Solutions, Inc.

Cornerstone Staffing Solutions, Inc. notified Oregon DOJ on Sep 11, 2026 of a data breach affecting 366,122 individuals, which occurred between Nov 6, 2025 and Nov 21, 2025.

All 6 filings by Cornerstone Staffing Solutions, Inc., state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
Cornerstone Staffing Solutions, Inc.
Source
Oregon DOJ · source record
Date reported
Sep 11, 2026
Date(s) of breach
11/6/2025 - 11/21/2025
Residents affected
366,122 (individuals)
Data exposed
Not stated in the source listing
Notice letter
Not available
Days to notice
294 days from the end of the breach window (Nov 21, 2025, no discovery date in the letter) to the Oregon record (Sep 11, 2026). Statute: 45 days from discovery or notification of the breach (ORS 646A.604).
First seen by BreachTally
2026-11-04 16:40 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

First seen by BreachTally at 16:40 UTC on Nov 4, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the count, the data exposed and the letter. Start a 14-day free trial. We email you two days before the first charge and you cancel in one click.
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Other filings by Cornerstone Staffing Solutions, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
Cornerstone Staffing Solutions, Inc. Texas AG TX Sep 15, 2026 4,425 Social Security numberDriver's license / state IDPassport numberFinancial / bank account+5
Cornerstone Staffing Solutions, Inc. Massachusetts OCABR MA Sep 12, 2026 243 Social Security numberMedical / health informationFinancial / bank accountDriver's license / state ID
Cornerstone Staffing Solutions, Inc. California AG CA Sep 11, 2026 Not published In the letter (PDF)
Cornerstone Staffing Solutions, Inc Iowa AG IA Sep 11, 2026 Not published Name
Cornerstone Staffing Solutions, Inc. Washington AG WA Sep 11, 2026 681 Social Security numberDriver's license / state IDPassport numberFinancial / bank account+6

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.