Cushman & Wakefield Data Breach
What Happened
In May 2026, the real estate services firm Cushman & Wakefield was the target of a "pay or leak" extortion campaign by the ShinyHunters group. Following the threat, the group publicly published data they alleged had been obtained from the firm, consisting mostly of C&W email addresses along with tens of thousands of external email addresses and corporate contact records. The exposed data was primarily business information, including names, job titles, company addresses and phone numbers.
Compromised Data
Recommended Actions
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Affected Accounts:
310.4 thousand
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Breach Occurred:
May 2026
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Added to HIBP:
12 May 2026
Recommended Actions
Change Your Password
If you haven’t already changed the password affected by this breach, do so immediately on every account where it was used.
Enable Two-Factor Authentication
Wherever 2FA is supported, add an extra layer of security to your account.
Get Aura for identity theft and credit protection. Keep your assets safe with fast fraud alerts, instant credit lock, and $1,000,000 identity theft insurance. Speak to a U.S. based fraud specialist 24/7.
Try Aura
Use a password manager to generate and store strong, unique passwords for all your accounts. 1Password helps protect your data with industry-leading security.
Try 1Password
Get Guardio for real-time protection after a breach. Guardio blocks AI-generated scam sites, fake login pages, and malicious pages designed to exploit leaked information. Built by cybersecurity specialists who track new threats 24/7, Guardio gives you immediate, expert-level protection plus clear steps to help you secure your accounts instantly.
Try Guardio