LimeLeads B2B leads database exposed via unsecured Elasticsearch in 2019 breach; 17.8M emails added to Have I Been Pwned
The now-defunct B2B marketing leads service LimeLeads suffered a data breach in August 2019 after an Elasticsearch server was left exposed and unsecured. The incident exposed tens of millions of records of largely corporate contact data, covering 17.8M unique email addresses. Have I Been Pwned added the dataset on 22 Sep 2026. The article…