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Breach occurred 2026-06-05Verifiedmsgsports.com
What happened
In June 2026, the sports and entertainment company Madison Square Garden Sports was the target of a ShinyHunters "pay or leak" extortion campaign. The group later published the alleged data, which included almost 10M unique email addresses spanning staff and customers, along with extensive personal, employment and customer relationship information.
Data exposed
Frequently asked questions
The Madison Square Garden Sports data breach occurred on June 5, 2026. It was added to Have I Been Pwned's breach catalog on June 24, 2026.
9,796,738 accounts were affected by the Madison Square Garden Sports data breach, according to Have I Been Pwned's records.
The Madison Square Garden Sports breach exposed the following data types: Customer service records, Email addresses, Names, Phone numbers, Physical addresses.
Yes. Have I Been Pwned has verified the Madison Square Garden Sports breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the Madison Square Garden Sports breach, or any other known breach — the tool never stores what you search.
Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.
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