Exact Sciences
Disclosed Aug 7, 20267 weeks ago10,869,543 accountsConfirmed
In July 2026, Exact Sciences (now owned by Abbott Laboratories) was the target of a ShinyHunters "pay or leak" extortion campaign . The group claimed to have obtained data from the company's cancer diagnostics business, which they later published publicly. The breach contained 10.9M unique email addresses belonging to customers, patients and healthcare providers, along with names, addresses, phone numbers and health records. Abbott subsequently published a public notice advising that "some of the impacted files contain personal information and/or personal health information" and that more spec
What is known
| People affected | 10,869,543 (accounts in the leaked data, per Have I Been Pwned) |
|---|---|
| Disclosed | Aug 7, 2026 |
| Happened | Jul 15, 2026 |
| Attack | Extortion |
| Data exposed | Dates of birth, Emails, Names, Health, Phone numbers, Addresses |
| Sector | Tech |
| Status | Confirmed |
| Check your email | Have I Been Pwned |
Sources
| Source | |
|---|---|
| Have I Been Pwned: Exact Scienceshaveibeenpwned.com · Aggregator | Aggregator |
| Exact Sciences disclosureabbott.com · The organization | The organization |
Notices filed
| Where | Filed | People |
|---|---|---|
| Have I Been Pwnedaccounts in the data | Aug 7 | 10,869,543 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Have I Been Pwned), confirmed by Company page. Record counts are as reported. Not legal advice.