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MonitoringOregon AG filing · September 11, 2026

Cornerstone Staffing Solutions Breach: Action for Oregon Victims

Cornerstone Staffing Solutions reported a data breach in September 2026, compromising sensitive personal details like Full Name, Social Security Number, and Wage and Compensation Information. This incident creates significant risks for identity theft and financial fraud, impacting individuals who received notification letters. Our legal team is actively investigating claims on behalf of victims in Oregon.

This breach is real, not a scam. Cornerstone Staffing Solutions, Inc. officially reported it to the Oregon Attorney General on September 11, 2026.

Reviewed by David S. Harris, Esq., data breach and class action attorney (Florida Bar No. 0112739). Free consultation: 786-306-7278

Received a Cornerstone Staffing Solutions, Inc. notification letter? Find out in minutes if you qualify for compensation.

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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 prominent human resources and workforce management provider, reported a data security incident to the Oregon Attorney General on September 11, 2026. This breach means that individuals previously associated with Cornerstone Staffing, such as job applicants or temporary workers, may have had their private information compromised.

The exposed data includes highly sensitive identifiers and financial details. According to the company's report, information such as Full Name, Social Security Number, Date of Birth, Wage and Compensation Information, Tax Return Information, Direct Deposit Account Details, Mailing Address, and Telephone Number was impacted.

For affected individuals, the exposure of this combination of data presents a serious and ongoing threat. Your Social Security Number and Date of Birth are foundational elements for identity theft, potentially enabling criminals to open fraudulent accounts or commit tax fraud. The compromise of financial details like Direct Deposit Account Details and Wage and Compensation Information could also make you vulnerable to targeted phishing schemes or direct financial account takeover.

Companies like Cornerstone Staffing Solutions, which routinely handle vast quantities of personal and financial data, have a clear legal obligation to protect this information. A data breach of this nature suggests potential failures in implementing adequate cybersecurity safeguards. Receiving a data breach notification letter from Cornerstone Staffing Solutions, Inc. is official acknowledgment that your private information was compromised due to security vulnerabilities.

If you received a notification letter, you have rights. Victims do not need to experience direct financial loss or identity theft to pursue legal recourse; the increased risk of future harm and the loss of privacy itself are significant. Our firm is currently investigating potential class action claims against Cornerstone Staffing Solutions, Inc. and offers free case reviews. We work on a contingency fee basis, meaning you pay nothing out of pocket, and our attorneys are only compensated if a successful recovery is secured.

Received the Cornerstone Staffing Solutions, Inc. notification letter? The Cornerstone Staffing Solutions, Inc. case file tracks this filing.

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. data breach lawyer, lawsuit and letter questions

Do I need a Cornerstone Staffing Solutions, Inc. data breach lawyer or attorney?
You don't need to pay to find out. Our data breach attorneys review notices like this one for free, and data breach cases are usually handled on contingency — no fee unless money is recovered for you.
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 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.
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.
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.
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.
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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