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St. Anthony Hospital Data Breach Exposes Personal Information of Over 6,600 Individuals

St. Anthony Hospital Data Breach Exposes Personal Information of Over 6,600 Individuals

First seen 2 Dec 2025, 18:33 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

A data breach at St. Anthony Hospital in Chicago may have compromised the personal information of more than 6,600 patients and staff. Hospital officials discovered in February that an unauthorized party accessed some employee email accounts, prompting an investigation with outside cybersecurity experts to assess the extent of the exposure.

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