[Breach] Cushman & Wakefield — 310,431 accounts exposed

Breached service: Cushman & Wakefield Domain: cushmanwakefield.com Accounts exposed: 310,431 Breach date: 2026-05-05 Added to HIBP: 2026-05-12T06:58:16Z Data classes leaked: Email addresses, Job titles, Names, Phone numbers, Physical addresses, Salutations Description: In May 2026, the real estate services firm Cushman & Wakefield was the target of a "pay or leak" extortion campaign by the ShinyHu