Madison Square Garden Entertainment Corp. Data Breach Lawsuit Investigation
Published: February 27, 2026 | By Nikki Feig, Marketing Manager & Senior Writer

Madison Square Garden Data Breach: What You Need to Know

Madison Square Garden Entertainment Corp. has disclosed a significant data breach that occurred in August 2025, potentially impacting numerous individuals across multiple states. The breach was discovered in November 2025, and affected individuals were notified starting February 2026.

Timeline of Events

  • Breach Start: August 2025
  • Breach End: August 2025
  • Discovery Date: November 2025
  • Consumer Notification: February 23, 2026
  • Reported to State Authorities: February 26, 2026 (California, Maine)

Impact Summary

The breach affected individuals in California and Maine. While the exact number of affected individuals has not been disclosed, the impact spans multiple states.

Information Exposed

California

  • Name
  • Social Security number

Maine

  • Name
  • Social Security number

What Affected Individuals Should Do

Individuals affected by the breach are encouraged to utilize the complimentary one-year credit monitoring, credit report, and credit score services provided by Cyberscout. This service aids in detecting potential misuse of personal information and offers identity protection support.

Company Response

Madison Square Garden Entertainment Corp. has confirmed that its vendor implemented Oracle's recommended measures to prevent future incidents. The company has also notified law enforcement agencies.

Frequently Asked Questions

Was my data exposed in the Madison Square Garden Entertainment Corp. data breach?

If you are a resident of California or Maine and provided your name and Social Security number to Madison Square Garden Entertainment Corp., your data may have been exposed in the breach.

What information was stolen in the Madison Square Garden Entertainment Corp. data breach?

The exposed information includes individuals' names and Social Security numbers, as these were part of business records related to hiring or payments.

How do I know if I was affected by the Madison Square Garden Entertainment Corp. breach?

Individuals who were affected should have received a notification letter from Madison Square Garden Entertainment Corp. by February 26, 2026.

Is there a lawsuit for the Madison Square Garden Entertainment Corp. data breach?

Currently, there is no information available regarding any lawsuits related to this data breach.

What should I do if my data was exposed in the Madison Square Garden Entertainment Corp. breach?

Enroll in the complimentary credit monitoring services offered by the company and remain vigilant by reviewing your financial accounts and credit reports regularly.

How do I get free credit monitoring from Madison Square Garden Entertainment Corp.?

Instructions for activating the complimentary credit monitoring services provided by Cyberscout should be included in the notification letter you received from the company.

Official Sources

Official Notice Documents

The following are official data breach notification documents filed with state attorneys general.

File a Claim