University Hospitals cyber incident takes patient portal offline for 16 days
University Hospitals in Ohio disconnected its internet access after detecting unusual server activity in October 2026. Digital services including MyChart were disrupted, but hospitals and emergency departments continued operating, and MyChart was restored after 16 days. Patients filed a class action lawsuit alleging information theft, but the hospital system did not confirm whether personal data had been leaked or the scale of any leak.
Key facts
- Affected organization
- University Hospitals
- Incident type
- Data breach
- Occurred / detected
- 2026-10
- Scale of damage
- MyChart patient portal unavailable for 16 days
- Cause / method
- Not confirmed
- Location
- United States
If your data was exposed
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organization’s official website or app.
Timeline
- Amid digital service disruptions caused by a cyber incident, patients' allegations of information theft and the filing of a class action lawsuit became known.
- MyChart remained unavailable, and the hospital system could not provide an IT recovery timeline.
- MyChart was restored after 16 days, and whether patient information had been accessed was not disclosed.
5 related reports
- University Hospitals Sued Over October 2026 Cyber Incident That Took MyChart Offline
- University Hospitals still has no timetable for IT restoration
- Two weeks after cybersecurity breach, UH says it's unclear when systems will be restored
- University Hospitals Restores MyChart After 16 Days Offline in Cyber Incident
- University Hospitals (Ohio) cyberattack leaves MyChart offline for two weeks
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.