Personal Data Leak Monitor

Madison Square Garden Sports data breach

9.8M accounts from Madison Square Garden Sports (msgsports.com) were exposed in this breach. Besides email addresses, it included customer service records, names and phone numbers.

Breach date
June 5, 2026
Accounts
9,796,738
Added to the database
June 24, 2026

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What leaked

Customer service recordsEmail addressesNamesPhone numbersPhysical addresses

What to do now

  1. Do not tap links in emails claiming to be that service
  2. Expect scam emails that use your real name
  3. Be alert to fake delivery or unpaid-bill texts and calls
  4. Be careful with unexpected mail or visitors

Tools that help with this breach

Norton 360PaidVisit the official site →(opens in a new tab)ESETPaidVisit the official site →(opens in a new tab)

About this breach

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.

Source: Have I Been Pwned (CC BY 4.0)

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