Oracle Health Data Breach Affects 20 Million
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A cyberattack on Oracle Health exposed the personal information of nearly 20 million individuals. The breach involved unauthorized access to two legacy Cerner servers, compromising data including Social Security numbers, addresses, and medical records. Oracle alerted customers to the incident in March 2025 following a breach that occurred after January 22, 2025.
At least 29 hospital and health systems reported being affected by the data theft. The incident impacted 3 million Texas residents.
