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DentaQuest 2.6 million-account data leak

Data Leak
First reported
Last updated
Happening score
H score 27
1 unique sources, 1 articles

Summary

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DentaQuest's public leak exposed records for 2.6 million accounts, putting personal and health-related data at risk. The leak followed ShinyHunters' claim to have stolen more than 234 GB of data and to have posted the company on a leak site. The exposed dataset included email addresses, government-issued IDs, health insurance information, and dates of birth.

Related Happenings

DentaQuest hit by network compromise

Incident
First: 04.06.2026 21:36 Last: 04.06.2026 21:36 Sources 1

How related: “DentaQuest is actively managing a cybersecurity incident involving unauthorized access to a limited portion of our network,” reads the statement.

About this happening: DentaQuest confirmed a **June 2, 2026 cybersecurity incident** involving **unauthorized access** to a limited portion of its network, creating **limited disruption** to customer s...

Open Happening

Carnival Corporation customer data leak

Data Leak
First: 28.05.2026 13:49 Last: 28.05.2026 13:49 Sources 1

About this happening: **Carnival Corporation** confirmed a **customer data leak** that exposed personal information for **5,995,277 people**, making this a large-scale privacy and identity-risk event....

Open Happening

7-Eleven hit by network compromise

Incident
First: 19.05.2026 17:16 Last: 19.05.2026 17:16 Sources 1

About this happening: **7-Eleven** is a **victim-focused breach incident** in which an **unauthorized third party** accessed systems used to store **franchisee documents** on **April 8, 2026**, trigger...

Open Happening

7-Eleven franchisee-docs and Salesforce data leak

Data Leak
First: 18.05.2026 14:25 Last: 18.05.2026 14:25 Sources 1

About this happening: **7-Eleven** confirmed a **April 8, 2026** intrusion into systems used to store **franchisee documents**, and **ShinyHunters** later claimed the theft of **more than 600,000 Sales...

Latest development: 26.05.2026 10:01

Have I Been Pwned analyzed the leaked 7-Eleven data and estimated that the breach exposed personal information for 185,300 people, including names, dates of birth, unique email addresses, phone numbers, and physical addresses. The exposed archive was tied to ShinyHunters' extortion campaign against 7-Eleven and followed the group's leak-site posting after ransom demands were not met.

Open Happening

CarGurus 12.4 million-record data leak

Data Leak
First: 24.02.2026 20:08 Last: 24.02.2026 20:08 Sources 1

About this happening: A **6.1GB archive** tied to **CarGurus** was published, exposing **12.4 million records** and increasing phishing and scam risk for affected users. The dataset includes **email ad...

Open Happening

Timeline

  1. 04.06.2026 21:36 1 articles · 2h ago

    DentaQuest confirms network breach and limited customer-service disruption

    Initial Disclosure

    DentaQuest confirmed that its networks had been breached and said the cybersecurity incident involved unauthorized access to a limited portion of its network. The company said customer service experienced limited disruption, its systems remained fully operational, and it brought in external experts to help investigate what data may have been compromised.

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  2. 04.06.2026 21:36 2 articles · 2h ago

    Have I Been Pwned finds 2.6 million exposed accounts in leaked DentaQuest data

    Technical Analysis Update

    Have I Been Pwned analyzed the leaked DentaQuest data and found records for 2.6 million accounts. The exposed dataset included email addresses, full names, phone numbers, government-issued IDs, health insurance information, genders, and dates of birth, and roughly 66% of the records had appeared in past incidents affecting other organizations and services.

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