https://privacyunpacked.com/breaches/company/columbia-bank/feed.xml 2026-04-17T00:00:00Z Privacy Unpacked https://privacyunpacked.com/breaches/company/columbia-bank/#columbiabank-2026-04-17 2026-04-17T00:00:00Z

Columbia Bank (United States) notified the California Attorney General and the Washington Attorney General of a data breach on 17 April 2026. It told the states about 1,607 Washington residents; the total can be higher. The breach began on 2 October 2025, 197 days before it was reported.