UMMC Cyberattack Disrupts Operations
Analysis based on 21 articles · First reported Feb 19, 2026 · Last updated Feb 26, 2026
The cyberattack on the University of Mississippi Medical Center highlights the increasing vulnerability of healthcare institutions to ransomware, potentially increasing demand for cybersecurity solutions. It also raises concerns about patient data security and operational disruptions in the healthcare sector.
The University of Mississippi Medical Center (UMMC) experienced a ransomware cyberattack in the early hours of February 19, impacting its IT network and key systems, including the Epic electronic medical record platform. In response, UMMC shut down all its IT systems, leading to the closure of all 35 clinics statewide and the cancellation of elective procedures. LouAnn Woodward, Vice Chancellor for Health Affairs, confirmed the attack and stated that UMMC is in communication with the attackers, though details about the ransom or data compromise remain unclear. The United States===Federal Bureau of Investigation, U.S. Department of Homeland Security, and U.S. United States===Cybersecurity and Infrastructure Security Agency are involved in the investigation. UMMC is working around the clock to restore systems and hopes to resume normal operations soon. This incident follows a 2013 data breach at UMMC that resulted in a $2.75 million penalty from the U.S. Department of Health and Human Services.
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