Apollo
Disclosed Oct 5, 20187 years ago125,929,660 accountsUnverified
In July 2018, the sales engagement startup Apollo left a database containing billions of data points publicly exposed without a password . The data was discovered by security researcher Vinny Troia who subsequently sent a subset of the data containing 126 million unique email addresses to Have I Been Pwned. The data left exposed by Apollo was used in their "revenue acceleration platform" and included personal information such as names and email addresses as well as professional information including places of employment, the roles people hold and where they're located. Apollo stressed that the
What is known
| People affected | 125,929,660 (accounts in the leaked data, per Have I Been Pwned) |
|---|---|
| Disclosed | Oct 5, 2018 |
| Happened | Jul 23, 2018 |
| Attack | Exposed data |
| Data exposed | Emails, Employment, Location, Names, Phone numbers |
| Sector | Tech |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
| Check your email | Have I Been Pwned |
Sources
| Source | |
|---|---|
| Have I Been Pwned: Apollohaveibeenpwned.com · Aggregator | Aggregator |
Notices filed
| Where | Filed | People |
|---|---|---|
| Have I Been Pwnedaccounts in the data | Oct 5, 2018 | 125,929,660 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.