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Investigation OpenCalifornia AG filing · February 26, 2026

Madison Square Garden Entertainment Corp. Confirms Data Incident

Madison Square Garden Entertainment Corp. reported a data security incident on February 26, 2026, stemming from unauthorized system access that occurred on August 10, 2025. This incident likely affected personal information of customers who interacted with their venues and platforms, prompting official notifications.

State
California
Breach date
August 10, 2025
Reported
February 26, 2026

Madison Square Garden Entertainment Corp., a prominent entity in live entertainment and hospitality, officially reported a data security incident to the California Attorney General on February 26, 2026. The company confirmed that its systems experienced unauthorized access on August 10, 2025, leading to the compromise of information.

While the specific categories of data involved in this breach were not detailed in the public filing, Madison Square Garden Entertainment Corp. typically collects various types of personal information from its customers. This includes details gathered through ticketing platforms, venue interactions, and other related services. The incident suggests that some of the information held by the company may have been exposed.

Individuals who have received a data breach notification letter from Madison Square Garden Entertainment Corp. are being informed because their personal information was likely stored within the affected systems. The company stated that it is currently investigating the full scope and impact of the unauthorized access to determine exactly what information was compromised.

If you received a notification regarding this incident, it is advisable to remain vigilant regarding your personal accounts and financial statements. Monitor for any suspicious activity and review all communications from the company carefully. As a precautionary measure, consider placing a fraud alert or security freeze on your credit files to help protect against potential misuse of your information. Keep informed of any updates provided by Madison Square Garden Entertainment Corp. regarding this event.

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