Columbia University Under Investigation for Data Breach of Records

Schubert Jonckheer & Kolbe LLP is investigating a data breach impacting the sensitive personal information of faculty, staff, applicants, students, and their families affiliated with Columbia University in New York.

On June 24, 2025, Columbia University became aware of suspicious activity within its information technology systems, which also caused a day long outage. The unauthorized actor had access to at least 460 gigabytes of the following data from Columbia University faculty, staff, applicants, students, and their families: Social Security numbers, student university identification numbers, student financial aid packages, employee pay, citizenship status, and data on applicants, including admission decisions and the programs they applied to.

If your personal information was impacted by this incident, you may be at risk of identity theft and other serious violations of your privacy. As a result, you may be entitled to money damages and an injunction requiring changes to Columbia University’s cybersecurity practices.

If you received notification of this data breach or are affiliated with Columbia University and wish to obtain additional information about your legal rights, please fill out the form below.