DisclosureLens
AccidentalFinancial ServicesFinanceMisdeliveryCustomer Data InvolvedIdentity (basic)Financial accountLowContained

Middlesex Federal Savings, F.A.

bd_4b81b4176099ce33 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 25, 2026

Filed

Mar 19, 2026

To disclose

22 days

Affected

Not disclosed

Confidence

64%
Full breach record for Middlesex Federal Savings, F.A.2 incidents on file

Middlesex Federal Savings, F.A. notified customers that an internal bank document (Overdraft Aging Report or New Overdraft Accounts Report) was inadvertently emailed to an individual outside the bank on February 24, 2026. The bank became aware of the incident on February 25, 2026. The disclosed information included names, account numbers, balances, and overdraft status. The bank contacted the unintended recipient, who confirmed deletion of the email. No further distribution or misuse was indicated. The bank is reviewing procedures and providing additional employee training.

Massachusetts clock MA AG ≤30d22 days discovery → filing

Incident timeline

undetected · 1 days
discovery → filing · 22 days

Feb 24, 2026

Begins

Feb 25, 2026

Discovered

Mar 19, 2026

Filed

vs. sector median

6 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.