All Breaches
September 20, 2023 Verified Sensitive Record Healthcare

University of Nebraska Medical Center Data Breach

The University of Nebraska Medical Center data breach affected at least 26,937 people after unauthorized access to UNMC's REDCap research application from September 2023 to February 2026.

At least 26,937
Affected People
11
Data Types
At least Medium
Severity
Yes
Verification

Exposed Data Types

11
Names
Dates of birth
Physical addresses
Phone numbers
Email addresses
Medical record numbers
Social security numbers
Diagnoses
Prescription information
Treatment information
Medical information

Additional Information

Added DateJuly 29, 2026
Breach DateSeptember 20, 2023
Domainunmc.edu
SourceUNMC official notice and HHS report
Last Content UpdateJuly 29, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameUniversity of Nebraska Medical Center
SectorHealthcare
CountryUnited States
Websiteunmc.edu

Risk Level

At least Medium

This classification is based on a reviewed lower bound; the actual impact and severity may be higher.

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