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Elasticsearch Instance of Sales Leads on AWS

MEDIUM RISK

Data breach — October 2018

In October 2018, security researcher Bob Diachenko identified multiple exposed databases with hundreds of millions of records. One of those datasets was an Elasticsearch instance on AWS containing sales lead data and 5.8M unique email addresses. The data contained information relating to individuals and the companies they worked for including their names, email addresses and company name and contact information. Despite best efforts, it was not possible to identify the owner of the data hence this breach as been titled "Elasticsearch Sales Leads".

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5.8M

Records exposed

2018

Year of breach

Data types exposed

Free

To check your email

Data exposed in this breach

mailEmail addresses infoEmployers personNames homePhysical addresses

What happened in the Elasticsearch Instance of Sales Leads on AWS data breach?

The exposed data included 4 types of personal information. Learn more about what a data breach means for you.

Quick answer — was Elasticsearch Instance of Sales Leads on AWS hacked?

Yes. Elasticsearch Instance of Sales Leads on AWS was breached in October 2018. The breach exposed 5,788,169 records including email addresses, employers, names. This breach has been independently verified. If your email was involved, your data may still be at risk today. Check if you were affected.

Why was the Elasticsearch Instance of Sales Leads on AWS breach so dangerous?

The Elasticsearch Instance of Sales Leads on AWS breach exposed 5,788,169 records — that is 5.8M people whose personal data is now circulating on the dark web. The combination of email addresses, employers, names makes this a medium-risk breach that should be addressed promptly.

Don't wait to find out — check if your email was exposed in this breach now.

What data was stolen in the Elasticsearch Instance of Sales Leads on AWS breach?

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Email addresses — used for phishing attacks and credential stuffing against your other accounts

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Employers — may be combined with other breach data to build a profile for targeted attacks

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Names — used to build profiles and target you with personalised scams

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Physical addresses — combined with other data, used for identity theft and physical fraud

Is the Elasticsearch Instance of Sales Leads on AWS breach still dangerous in 2026?

Yes. Stolen data from the Elasticsearch Instance of Sales Leads on AWS breach remains dangerous years after the incident. Research shows that over 65% of stolen credentials from older breaches have never been changed by the account holders. Attackers routinely compile data from multiple breaches to build complete profiles, and credentials from 2018 are still actively used in credential stuffing attacks today.

Personal information like email addresses, phone numbers, and dates of birth never expire. Even if you changed your Elasticsearch Instance of Sales Leads on AWS password, the other exposed data can be combined with information from other breaches to target you. Learn more about how long stolen data stays dangerous.

Frequently asked about the Elasticsearch Instance of Sales Leads on AWS breach

How many people were affected by the Elasticsearch Instance of Sales Leads on AWS data breach? expand_more

Approximately 5,788,169 user records were exposed in the Elasticsearch Instance of Sales Leads on AWS breach in October 2018.

Is the Elasticsearch Instance of Sales Leads on AWS breach still a risk in 2026? expand_more

Yes. Leaked credentials are actively used in credential stuffing attacks years after a breach. If you reused your Elasticsearch Instance of Sales Leads on AWS password elsewhere and haven't changed it, those accounts remain at risk today.

How do I know if my email was in the Elasticsearch Instance of Sales Leads on AWS breach? expand_more

Enter your email in the free checker on EmailLeaked. We scan 12 billion+ breach records including the full Elasticsearch Instance of Sales Leads on AWS dataset and tell you instantly whether your email was exposed and what data was taken.

What should I do if I was in the Elasticsearch Instance of Sales Leads on AWS breach? expand_more

Change your Elasticsearch Instance of Sales Leads on AWS password immediately, change any other account where you used the same password, enable two-factor authentication on all important accounts, and monitor for phishing emails over the next 90 days.

Who was affected by the Elasticsearch Instance of Sales Leads on AWS breach?

The Elasticsearch Instance of Sales Leads on AWS data breach affected approximately 5,788,169 users who had accounts with the service. While not the largest breach on record, it still represents a significant number of compromised accounts in our database of 970+ known breaches.

If you ever created an account with Elasticsearch Instance of Sales Leads on AWS or used their services, your data may have been included in this breach. Check your email now to find out. You can also read our guide on what to do immediately after a data breach.

If your email was in the Elasticsearch Instance of Sales Leads on AWS breach

Change your Elasticsearch Instance of Sales Leads on AWS password immediately

Go to Elasticsearch Instance of Sales Leads on AWS and change your password right now. Use a strong, unique password that you have never used anywhere else.

Change any account sharing that password

If you used the same password on other sites, change it on every one of them. Attackers test stolen credentials on hundreds of popular sites within hours.

Enable two-factor authentication

Turn on 2FA on Elasticsearch Instance of Sales Leads on AWS and every important account. Even if your password is known, attackers cannot get in without the second factor.