Madison Square Garden Entertainment Corp. data breach

Clerk's notes

Madison Square Garden Entertainment Corp. has formally reported a data security incident to the California Attorney General's office on February 26, 2026. The incident, which involved unauthorized access to their systems, reportedly occurred on August 10, 2025. MSG Entertainment is a prominent company known for managing iconic entertainment venues and live events.

If you have received a notification letter from Madison Square Garden Entertainment Corp., it indicates that your personal information was likely stored within the affected systems. The company has confirmed unauthorized access to these systems, and the incident is currently under investigation to determine its full scope and impact.

Individuals who have received a data breach notification are encouraged to carefully review the information provided by MSG Entertainment. It is prudent to remain vigilant by monitoring all financial and personal accounts for any suspicious activity. Be cautious of unsolicited emails, phone calls, or messages requesting personal information, as these could be phishing attempts.

Data breaches can lead to various forms of identity theft and financial fraud. If your personal information was compromised in this incident, you may be entitled to legal recourse. An attorney can help you understand your rights and assess whether you are eligible to pursue a claim. You can request a free case review to learn more about your options.

If a notification letter about this breach reached you, see every California data breach on file or browse all cases.