DataBreachLegalCenter.com
Investigation OpenOR AG filing · December 9, 2025

Prosper Marketplace Data Breach Notification Explained for Victims

Prosper Marketplace, Inc. reported a data breach to Oregon officials on December 9, 2025, concerning an incident from April 29, 2025. If you received a notification letter, it's important to understand what this means for your personal information and potential next steps.

This breach is real, not a scam. Prosper Marketplace, Inc. officially reported it to the OR Attorney General on December 9, 2025.

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

Received a Prosper Marketplace, Inc. notification letter? Find out in minutes if you qualify for compensation.

Free case review
State
OR
Breach date
April 29, 2025
Reported
December 9, 2025

Prosper Marketplace, Inc. recently reported a data security incident that may have exposed personal information. The company filed an official notice regarding the breach with Oregon authorities on December 9, 2025, detailing an event that occurred on April 29, 2025. If you received a notification letter from Prosper Marketplace, it is their way of informing you that your data might have been compromised in this event.

While the specific types of information involved in this incident have not been detailed, the notification suggests that some of your personal information held by Prosper Marketplace may have been accessed. These letters are meant to alert you so you can take appropriate precautions, regardless of the exact nature of the data.

Following any data breach, a crucial step is to remain vigilant regarding your online accounts and financial statements. Regularly review bank and credit card activity for any unusual transactions. You should also consider changing passwords for any accounts associated with Prosper Marketplace, using strong, unique combinations.

It's also wise to monitor your credit reports for any signs of identity theft. You can obtain free copies of your credit report annually from each of the three major credit bureaus. Placing a fraud alert with one credit bureau will notify the other two and require creditors to verify your identity before extending new credit.

Understanding the full impact of a data breach can be complex, and you may have questions about your rights. If you are concerned about how this incident affects you, a free consultation can help clarify your situation. Our team is available to discuss the specifics of your notification letter and explore your available options without obligation.

What to do if you were affected

These general steps can help limit the risk of identity theft and fraud after any data breach.

  • 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.

Prosper Marketplace, Inc. data breach notice and letter questions

Is the Prosper Marketplace, Inc. data breach letter legit or a scam?
A notice from Prosper Marketplace, Inc. in the mail matches the breach Prosper Marketplace, Inc. reported to the OR Attorney General on December 9, 2025. 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 Prosper Marketplace, Inc. through a phone number or website you find yourself.
Where can I see the official Prosper Marketplace, Inc. breach notice?
Prosper Marketplace, Inc.'s report is published by the OR Attorney General: https://justice.oregon.gov/consumer/databreach/#Prosper%20Marketplace%2C%20Inc.-2025-12-09 Compare it with the letter you received to confirm the dates and details match.
Did Prosper Marketplace, Inc. offer free credit monitoring?
Any free monitoring Prosper Marketplace, Inc. is offering will be described in the notice you received, along with an activation code and a sign-up deadline. Enrolling does not give up your right to bring a claim.
What should I do after getting the Prosper Marketplace, 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.
Is there a Prosper Marketplace, 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 Prosper Marketplace, 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.
Do I need a Prosper Marketplace, Inc. data breach lawyer or attorney?
Talking to a data breach attorney costs nothing here. A lawyer can read your notice, explain your rights under your state's law and tell you whether a claim makes sense.
How much could a Prosper Marketplace, Inc. data breach settlement or claim be worth?
There is no set amount, and no Prosper Marketplace, 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. Keep receipts and records; they're what damages claims are built on.
Can I sue Prosper Marketplace, Inc. over the data breach?
It depends on what was exposed, the law in OR 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.

Source: OR Attorney General filing

Related data breach cases