Madison Square Garden Entertainment 2025 Data Breach
Sports & entertainment · Live events and venues · Entertainment company · USA
Madison Square Garden Entertainment 2025 Circulating Data Breach
US live-entertainment company operating Madison Square Garden, Radio City Music Hall, the Beacon and Chicago Theatres.
Confirmed · ObscureIQ Intelligence
Breach Risk Index i
87/100
Lower riskHigher risk
High and current: recent, valuable data circulating on the dark web now.
Data Sensitivity i
StandardExposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
~131,070 current and former employeesRecords
2025Year
The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.
Crucial data exposed
SSNSocial Security Number
AddressHome address
Breach Summary
Madison Square Garden Entertainment disclosed on February 26, 2026 that it was caught in the Cl0p ransomware groups mass exploitation of a zero-day in Oracle E-Business Suite. Attackers accessed the vendor-hosted Oracle EBS application (used for hiring and payment/HR) between roughly August 10 and October 21, 2025; MSGE discovered the compromise on December 16, 2025 and determined that files containing names and Social Security numbers had been accessed. A former employee later sued, citing roughly 131,070 current and former employees. Attackers also exfiltrated internal corporate financial, operational, and business documentation.
Full threat analysis, exploitation vectors, and principal guidance below.
10 additional sections · verified field analysis · defensive doctrine
Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…
~131,070 current and former employees records analyzed
About Madison Square Garden Entertainment
Madison Square Garden Entertainment Corp. (MSGE) is a US live-entertainment company that operates the Madison Square Garden arena, Radio City Music Hall, the Beacon Theatre, the Chicago Theatre, and related venues and productions.
Why They Hold Your Data
MSGE processes employee HR/payroll records (including SSNs) and corporate operational and financial documents, in addition to customer and ticketing data across its venues.
Data Points Exposed
3 verified field types
Full Name
Home address High
Social Security Number Critical
Breach Impact
Exposure of employee names, addresses, and Social Security numbers creates direct identity-theft and payroll/tax-fraud risk for current and former MSGE staff; the broader corporate-document theft adds competitive and operational-security exposure. This is MSGs second major incident in under a year.
Exploitation & Downstream Threats
• Identity theft / synthetic identity from name + address + SSN | • Tax-refund and payroll fraud against employees | • SSN-based identity-verification bypass | • Corporate extortion leverage from exfiltrated financial/operational documents
Principal Risk Advisory
What this means for a principal
A consumer-service breach: contact and account data supports phishing, account takeover and profile enrichment. For a high-profile principal this is targeting-grade, not merely identity-theft-grade: the combination lets an adversary locate, impersonate, or pressure the principal with little additional work.
What You Should Do
- Freeze credit at all three bureaus and monitor for new-account and tax-refund fraud.
- Treat the home address as exposed: review mail and package handling and physical-security routines, and brief household staff to verify unusual requests.
- Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.
How ObscureIQ Can Help
- Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
- Exposure mapping and footprint neutralization: cross-reference against broker-available data and suppress still-removable elements, prioritizing address and phone, since this record re-seeds broker networks.
- ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).
C/
Threat Actor: Cl0p / CL0PConfidence: High
Motivation: Financial extortion
A mature extortion group associated in public reporting with TA505 and FIN11-linked ecosystems. Cl0p is known for mass exploitation of managed file transfer products, including the 2023 MOVEit Transfer campaign exploiting CVE-2023-34362.
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