DisclosureLens
UnknownFinanceMedium

MemberSource Credit Union

bd_61c95d24c3f14697 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

May 7, 2026

To disclose

—

Affected · nationwide

31,046170 in this filing

Linked

8 filings

Confidence

95%
Full breach record for MemberSource Credit Union →

MemberSource Credit Union reported a data breach to the Indiana Attorney General. The breach occurred on 2025-06-03 and was reported on 2026-05-07. 170 Indiana residents were affected. 31,046 individuals affected in total.

Leak gap clock✗ Leak >180d
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline

Jun 3, 2025

Begins

May 7, 2026

Filed

This filing is one of 8 about the same incident.View merged incident
A leak claim by safepay about this victim predates this filing by 338 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (6) · sorted by filing gap

Show 2 more filings ↓up to 4d gap

Filing propagation · 7 filings · 7 states

View merged incident ↗
Montana State AGMay 5 · first
Nebraska State AG+2d
Indiana State AG+2d · this page
Massachusetts State AG+3d
California State AG+3d
Vermont State AG+3d
Texas State AG+6d

Pattern: first filing May 5 (MT), last May 11 (TX) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.