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MonitoringOregon AG filing · September 11, 2026

Cornerstone Staffing Solutions Data Breach Exposed Personal Data

Cornerstone Staffing Solutions, Inc. reported a data breach to Oregon regulators in September 2026, stemming from an incident in November 2025. The breach compromised individuals' Full Name, Social Security Number, Date of Birth, and other highly sensitive personal and financial details, creating risks for identity theft and financial fraud.

State
Oregon
Breach date
November 6, 2025
Reported
September 11, 2026

What may have been exposed

  • Full Name
  • Social Security Number
  • Date of Birth
  • Wage and Compensation Information
  • Tax Return Information
  • Direct Deposit Account Details
  • Mailing Address
  • Telephone Number

Cornerstone Staffing Solutions, Inc., a human resources and workforce management provider, has reported a data breach to Oregon state authorities on September 11, 2026. The incident, which occurred on November 6, 2025, involved the exposure of various sensitive personal records.

The reported data types exposed in this breach include Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Mailing Address, and Telephone Number.

Exposure of these data types carries significant risks for affected individuals. A Social Security Number combined with a Date of Birth and Full Name can be used for identity theft, leading to fraudulent accounts, loans, or tax filings. Direct Deposit Account Details and Wage and Compensation Information could enable financial fraud, while Mailing Addresses and Telephone Numbers may be used for targeted scams.

Individuals who receive a breach notification from Cornerstone Staffing Solutions, Inc. should take immediate steps to protect their information. It is advisable to review financial statements and credit reports for any suspicious activity. Consider placing a fraud alert or freezing your credit with the major credit bureaus. Remain vigilant against unsolicited communications, particularly those asking for personal details.

Regularly checking your credit report helps identify unauthorized accounts or transactions. By taking these protective measures, you can reduce the potential impact of the exposed data.

What to do if you were affected

Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.

  • Freeze your credit

    Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.

  • Guard against tax fraud

    File your tax return as early as possible and consider requesting an IRS Identity Protection PIN so no one can file a fraudulent return in your name.

  • Watch your financial accounts

    Review bank and card statements for unfamiliar activity and turn on transaction alerts. Report anything you don't recognize to your bank right away.

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Cornerstone Staffing Solutions, Inc. breach filing: questions and answers

Where can I see the official Cornerstone Staffing Solutions, Inc. breach notice?
Cornerstone Staffing Solutions, Inc.'s report is published by the Oregon Attorney General: https://justice.oregon.gov/consumer/databreach/#Cornerstone%20Staffing%20Solutions%2C%20Inc.-2026-09-11 Compare it with the letter you received to confirm the dates and details match.
How many people were affected by the Cornerstone Staffing Solutions, Inc. data breach, and what was exposed?
The filing does not give a count of affected people and lists the following information as involved: Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Mailing Address, Telephone Number. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Is there a Cornerstone Staffing Solutions, Inc. data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Cornerstone Staffing Solutions, Inc.. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
Is the Cornerstone Staffing Solutions, Inc. data breach letter legit or a scam?
A notice from Cornerstone Staffing Solutions, Inc. in the mail matches the breach Cornerstone Staffing Solutions, Inc. reported to the Oregon Attorney General on September 11, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Cornerstone Staffing Solutions, Inc. through a phone number or website you find yourself.
Can I sue Cornerstone Staffing Solutions, Inc. over the data breach?
It depends on what was exposed, the law in Oregon and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
How much could a Cornerstone Staffing Solutions, Inc. data breach settlement or claim be worth?
There is no set amount, and no Cornerstone Staffing Solutions, Inc. settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Social Security Number, Date of Birth as involved. Keep receipts and records; they're what damages claims are built on.
Did Cornerstone Staffing Solutions, Inc. offer free credit monitoring?
Look for an enrollment code in your Cornerstone Staffing Solutions, Inc. notice. Companies that offer free credit monitoring after a breach usually include it there, with a deadline to activate. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Signing up doesn't waive any legal rights you may have.
Do I need a Cornerstone Staffing Solutions, Inc. data breach lawyer or attorney?
An attorney can read your notice and tell you whether a claim makes sense. A case review here is free, and data breach cases are usually handled on contingency, so there is no upfront cost.
What should I do after getting the Cornerstone Staffing Solutions, Inc. data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.

Source: Oregon Attorney General filing

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