Skip to content

Incidents involving:

Prosper

Data breachResolved

Prosper data breach (2025)

In September 2025, Prosper announced that it had detected unauthorised access to their systems, which resulted in the exposure of customer and applicant information. The data breach impacted 17.6M unique email addresses, along with other customer information, including US Social Security numbers.

Victim
Prosper
Records
17.6M