Cookeville Regional Medical Center Suffers Ransomware Attack Affecting 337,000 Patients

Cookeville Regional Medical Center (CRMC) in Tennessee notified over 337,000 patients following a July 2025 ransomware attack attributed to the Rhysida ransomware group. The breach exposed sensitive patient data, though specific details on the types of compromised information were not disclosed. The incident was confirmed as a ransomware attack, but no technical indicators such as CVE IDs or attack vectors were provided. CRMC issued the notification to affected individuals, marking the scale and timing of the compromise. The attack highlights the ongoing threat of ransomware targeting healthcare institutions.