Harvard data breaches · Privacy Unpacked https://privacyunpacked.com/breaches/company/harvard/feed.xml 2026-11-03T00:00:00Z Privacy Unpacked Harvard data breach (United States): 850,537 accounts https://privacyunpacked.com/breaches/company/harvard/#harvard-2026-11-03 2026-11-03T00:00:00Z A breach of Harvard (United States) was added to Have I Been Pwned’s breach database on 3 November 2026. It affected 850,537 accounts. Exposed: Email addresses, Phone numbers, Dates of birth, Names, Addresses and Charitable donations and more. The breach began on 18 November 2025, 350 days before it was reported.