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Cookeville Regional Medical Center

2026-04-17 · Severity 7/10 — High · Ransomware

Incident Summary

Cookeville Regional Medical Center in Tennessee suffered a ransomware attack by the Rhysida group, which resulted in the theft of 500GB of sensitive information and exposed the data of approximately 337,917 individuals.

Sources

https://securityaffairs.com/190898/cyber-crime/cookeville-regional-medical-center-hospital-data-breach-impacts-337917-people.html https://www.securityweek.com/data-breach-at-tennessee-hospital-affects-337000/ https://news.google.com/rss/articles/CBMijwFBVV95cUxPX3kxcTRjV2REdGs1eEd2YkE1Y0pBenB3aXBFZXdwbF8wcm9ZNzd1aERSWFRqSDdsSFpOVDBLbzhQY0FlQVUyX3gwWENzdXloUkJ4VGRIN05IdnB2cnBBU1pndldnZFlMTlVna0dEUTlaVmFHX2JWV0FjdklkQXNEY25qVDlrSFdOdHVMdzFHWQ?oc=5

Details

Records Affected

337917

Industry

Healthcare

Headquarters

United States

Date Reported

2026-04-17

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