HackingFINANCIAL_ACCOUNTLowContained
Eastern Bank
bd_f59acb674bba6daf · schema v1 · pii pii-v1
Full breach record for Eastern Bank →Eastern Bank notified Massachusetts customers on May 13, 2026, that a merchant accepting Eastern Bank Debit MasterCard BusinessCards experienced a security breach. The bank could not obtain details from the merchant. Eastern Bank took proactive measures including lowering card limits to $500 and issuing new debit cards to affected customers. Customers were instructed to activate new cards, destroy old ones, and monitor accounts for suspicious activity. No specific data types or counts were disclosed.
This filing is one of 3 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- bd_566f14d500ef34f3Massachusetts State AGfiled 2026-06-01(31d gap)Candidate
- bd_d9eac86bf9dbdfd7Massachusetts State AGfiled 2026-07-01(61d gap)Candidate
Source provenance
- Source URL
- https://www.mass.gov/doc/2026-775-eastern-bank/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- May 1, 2026
- Raw hash
- 9e8da5b2e61924c6c72953f413f25e452cffb300af98149c46b6bc22eb625b51
Reporting entity
- Name
- Eastern Banknorm: eastern bank
- Domain
- easternbank.com
- Industry
- financial_services
Victim entity
- Name
- Eastern Banknorm: eastern bank
- Domain
- easternbank.com
- Industry
- financial_services
Incident
- Discovered
- —
- Materiality determined
- —
- Notification sent
- May 13, 2026
- Affected individuals
- Not disclosed
- Data types
- FINANCIAL_ACCOUNT
- Attack vector
- Third-Party / Supply Chain
- MITRE ATT&CK
- T1195 Supply Chain Compromise
- Threat actor
- Partner
- Initial access
- supply_chain
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.