LimeLeads

Disclosed Sep 22, 202617,838,396 accountsUnverified

In 2019, the now-defunct B2B marketing leads database service LimeLeads suffered a data breach due to an exposed, unsecured Elasticsearch server. The incident exposed tens of millions of records of largely corporate contact data containing 17.8M unique email addresses, along with phone numbers, employers, job titles and geographic locations including state, city and postcode.

What is known

People affected	17,838,396 (accounts in the leaked data, per Have I Been Pwned)
Disclosed	Sep 22, 2026
Happened	Aug 1, 2019
Attack	Exposed data
Data exposed	EmailsEmploymentLocationPhone 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

Aggregatorhaveibeenpwned.com

Have I Been Pwned: LimeLeads

Notices filed

Accounts in the dataSep 22

Have I Been Pwned17,838,396 people

History of this record

Added2026-09-25

First recordedby backfillSource

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

Everything about LimeLeads