HackingStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedPIIFINANCIAL_ACCOUNTLowContained
Webster Five Cents Savings Bank
bd_b8058911a2e0aeba · schema v1 · pii pii-v1
Full breach record for Webster Five Cents Savings Bank →Webster Five Cents Savings Bank notified Massachusetts customers that their debit cards may have been compromised due to a security breach of a merchant's network. The bank's own systems were not breached. Customers received new debit cards and instructions to activate them, deactivate old ones, and monitor accounts for unauthorized charges. The incident involves third-party merchant compromise affecting customer financial data.
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_390eb100e2c75405Massachusetts State AGfiled 2026-05-01Candidate
- bd_cf8a1f1d6f2ebb7cMassachusetts State AGfiled 2026-05-01Candidate
Source provenance
- Source URL
- https://www.mass.gov/doc/2026-723-webster-five-cents-savings-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
- e2567144c3199d2fb2843cc2292b9e0623e4f73cdeb5ca5e6195252cd3d17f37
Reporting entity
- Name
- Webster Five Cents Savings Banknorm: webster five cents savings bank
- Domain
- web5.com
Victim entity
- Name
- Webster Five Cents Savings Banknorm: webster five cents savings bank
- Domain
- web5.com
Incident
- Discovered
- —
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- Not disclosed
- Data types
- PIIFINANCIAL_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.