Columbia University data breaches · Privacy Unpacked https://privacyunpacked.com/breaches/company/columbia-university/feed.xml 2026-05-20T00:00:00Z Privacy Unpacked Columbia University data breach (United States): 161,544 Texas residents https://privacyunpacked.com/breaches/company/columbia-university/#columbiauniversity-2026-05-20 2026-05-20T00:00:00Z Columbia University (NY, United States) notified the Texas Attorney General of a data breach on 20 May 2026. It told that state about 161,544 Texas residents; the total can be higher. Exposed: Social Security numbers, Driver’s license numbers, Government ID numbers, Health insurance details, Health and medical information and Financial account and card details and more. The breach began on 16 May 2025, 369 days before it was reported. Columbia University data breach (United States): 868,969 Oregon residents https://privacyunpacked.com/breaches/company/columbia-university/#columbiauniversity-2025-08-07 2025-08-07T00:00:00Z Columbia University (NY, United States) notified the Oregon Department of Justice, the Iowa Attorney General, the California Attorney General and the Washington Attorney General of a data breach on 7 August 2025. It told the states about 868,969 Oregon residents; the total can be higher. The breach began on 16 May 2025, 83 days before it was reported.