Xsolis Data Breach Exposes 1.4 Million Patient Records Across Eight Health Systems
A targeted phishing attack on healthcare AI company Xsolis exposed the data of at least 1.4 million patients across eight U.S. health systems, including Mayo Clinic. The breach, which occurred on January 20, 2026, was reported to HHS on June 5, and widely reported on July 2, 2026. Exposed data included Social Security numbers, health insurance details, and medical treatment records.
Signal context
First seen: Jul 2, 2026
Last updated: Jul 2, 2026
Status: Public signal
Key points
- Victim: Xsolis (xsolis.com)
- What happened: Targeted phishing attack on healthcare AI company.
- Impact: Data of at least 1.4 million patients exposed across eight U.S. health systems.
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Finance and Insurance
Likely country: Location not provided
Watch phishing, executive impersonation and account-takeover exposure.
- Source type: outside the affected organization
Impact area: Confidentiality
Likely asset: User or customer data
- 24 signals in the same sector
- 89 signals with the same likely impact area
- 2 signals linked to this organization/domain
External sources
Xsolis Data Breach Hits 8 Health Systems - DistilINFO Publicationshttps://distilinfo.com/2026/07/02/xsolis-data-breach-hits-8-health-systems/Public source from distilinfo.com.
July 2026 Vendor Management News - Ncontractshttps://www.ncontracts.com/nsight-blog/july-2026-vendor-management-newsPublic source from ncontracts.com.
Related signals
Grouped by why the signal is relevant.
Healthcare AI Company Xsolis Suffers Data Breach Impacting 1.4 Million Individuals
Healthcare AI company Xsolis disclosed a data breach affecting nearly 1.4 million individuals. The incident stemmed from a targeted phishing attack on January 20, 2026, which gave attackers unauthorized access to files containing sensitive patient information. The compromised data potentially includes names, dates of birth, Social Security numbers, health insurance details, and medical treatment records. Xsolis confirmed the incident has been contained and is notifying affected individuals, offering free credit monitoring.
Aflac Life Insurance Japan Suffers Cybersecurity Breach Exposing Policyholder Data
Aflac Life Insurance Japan disclosed unauthorized access to its systems between June 15 and June 25, 2026. The breach affected files containing policy details, personal information, and bank account information of approximately 4.38 million customers. The company has suspended affected systems and is investigating the incident with third-party cybersecurity experts.
National Association of Insurance Commissioners (NAIC) Confirms Data Breach via Oracle PeopleSoft Zero-Day
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Trenitalia Suffers Cyberattack, Customer Data Compromised
Trenitalia, the Italian state-owned railway company, notified customers on June 26, 2026, about a cyberattack that led to unauthorized access of personal data related to travel tickets. The company detected the incident through internal checks and attributed it to 'unidentified external parties.' The attack itself reportedly occurred in November 2025. Compromised data included demographic and identification details, contact information, travel specifics, and loyalty card numbers, but no payment information or account credentials were affected.
Risk Strategies Discloses Data Breach Involving Personal and Medical Information
Risk Strategies (officially RSC Insurance Brokerage Inc.), an insurance brokerage and risk management firm, disclosed a data breach on June 26, 2026. The incident involved sensitive personal and medical information, with a report submitted to the Massachusetts Office of Consumer Affairs and Business Regulation on June 23, 2026. The exposed data included names, Social Security numbers, and for some individuals, medical information, medical records, and health, dental, or vision insurance details. At least 47 Massachusetts residents were affected.
Alamo Heights ISD Reports Data Breach Following Ransomware Attack
Alamo Heights Independent School District (ISD) reported a data breach impacting over 26,000 people, disclosed to the Texas Attorney General's office on June 25, 2026 (published June 26, 2026 UTC). The breach was linked to a ransomware attack by the Qilin group, which occurred on April 9, 2026. The compromised information included names, Social Security numbers, driver's license numbers, and bank and medical information.