DentaQuest security incident history
Hacking, data breaches and other security incidents involving DentaQuest, with related coverage.
Incidents: 1 · Most recent
DentaQuest hack leaks personal data of more than 15 million people
15MImpact: Personal and health information of more than 15 million people
A cyber breach at DentaQuest in May 2026 led to the leak of personal and health information. Initially, a leak of information from about 2.6 million accounts was reported, and ShinyHunters claimed to have stolen 234 GB. The potential scope of impact was later put at more than 23 million people, and in August the damage was reported as affecting more than 15 million. DentaQuest began notifying victims, and related class action lawsuits were filed.
Related reports: 15 · last report →