23andMe security incident history
Hacking, data breaches and other security incidents involving 23andMe, with related coverage.
Incidents: 1 · Most recent
23andMe Breach Leaks Genetic and Personal Data of 6.9 Million Users
6.9MImpact: Ancestry and personal data of about 6.9 million users, and some health and genotype data
In 2023, a credential stuffing attack on 23andMe leaked the ancestry and personal data of about 6.9 million users, and some health information and raw genotype data were also stolen. The attack went undetected for months. Lawsuits and settlements with victims and state governments followed, and in October 2026 the settlements with victims and states were reported to total $70 million.
Related reports: 99 · last report →