Prosper
2 breaches18M affected in allTechprosper.com
| Breach | Affected | ||||
|---|---|---|---|---|---|
| Hackers steal data of 17.6 million Prosper accounts including SSNsSep 17, 20251 year agoHacking | Sep 17, 20251 year ago | Hacking | Finance | Confirmed | 18Macct |
| Disclosed Nov 26, 2018Nov 26, 20187 years ago | Nov 26, 20187 years ago | Not stated | Finance | Confirmed | 3,115 |
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Every breach here links to its sources and official notices. Across fru.dev: lawsuits, incidents and outages.
- 2026-09-25 · Prosper, 2018-11-26 · added
- 2026-09-25 · Prosper, 2025-09-17 · source_type: filing
- 2026-09-25 · Prosper, 2025-09-17 · source_url: https://www.sec.gov/Archives/edgar/data/1416265/000141626525000038/prosper-20250901.htm
- 2026-09-25 · Prosper, 2025-09-17 · country: US
- 2026-09-25 · Prosper, 2025-09-17 · sector: finance
- 2026-09-25 · Prosper, 2025-09-17 · attack: hacking
- 2026-09-25 · Prosper, 2025-09-17 · data_types: ["financial","dob","emails","employment","government-id","ip-addresses","names","addresses","ssn","other"]
- 2026-09-25 · Prosper, 2025-09-17 · disclosed: 2025-09-17
- 2026-09-25 · Prosper, 2025-09-17 · discovered: 2025-09-01
- 2026-09-25 · Prosper, 2025-09-17 · summary: Prosper told the SEC it identified unauthorized access to systems containing confidential information on September 1, 2025; attackers queried customer and applicant databases and took data including SSNs. Have I Been Pwned said 17.6 million
- 2026-09-25 · Prosper, 2025-09-17 · title: Hackers steal data of 17.6 million Prosper accounts including SSNs
- 2026-09-25 · Prosper, 2025-09-17 · added
- 2026-09-25 · Prosper · added