Nacogdoches Memorial Hospital disclosed a significant data breach affecting 250,000 patients after a threat actor successfully infiltrated the facility's internal network in January 2026. The breach involved unauthorized access to systems containing sensitive personal and protected health information.
The scope of the incident encompasses a substantial patient population, though specific details about the types of data compromised beyond personal and health information have not been disclosed. The hospital has not indicated whether the breach involved active exploitation of a specific vulnerability or the current status of ongoing security investigations.