Data breaches

Search incidents by company, country, industry, year and attack method. Review affected data, impact, verification status, company responses and sources.

382 results
Investigating

Boston Health Care for the Homeless Program: files may have been accessed

Investigation of a network disruption first learned of on November 11, 2025 found files may have been accessed or acquired; on June 8, 2026 patients’ or employees’ personal information was found in them.

Confirmed

Fresno County DSS: data file accessed by unauthorised user

On June 2, 2026, the Department learned of anomalous unauthorised activity involving an employee and determined a data file with names, addresses, CIN or Medi-Cal numbers, phone numbers and IHSS case numbers was accessed on August 26, 2025.

Investigating

JRK Property Holdings: files may have been accessed

Suspicious activity was identified on March 26, 2026; on June 28 the investigation found an unauthorised individual may have accessed files and folders holding personal information.

Confirmed

Devereux: files copied after systems intrusion

An unauthorised actor accessed certain systems from November 6 to 9, 2025 and copied files that could include names, dates of birth, SSNs, medical and health insurance information.

Investigating

ZenPatient: data may have been accessed or copied

An unauthorised actor accessed or copied certain ZenPatient data between December 5, 2025 and February 12, 2026; personal data may have been included.

Confirmed

Estée Lauder: personal data obtained from Oracle EBS HR system

In connection with a vulnerability in the Oracle E-Business Suite used for HR, Estée Lauder determined on June 19, 2026 that an unauthorised third party accessed the system around August 9, 2025 and obtained personal information.