St. Mary's Credit Union
bd_8f7452449e0210a4 · schema v1 · pii pii-v1
Full breach record for St. Mary's Credit Union →420 incidents on fileSt. Mary's Credit Union notified members that their ATM/Debit cards may have been involved in a security incident reported by Mastercard, potentially permitting unauthorized access to funds. The Credit Union lowered daily transaction limits, issued new cards, and deactivated old cards by February 10, 2026. No specific dates of discovery or occurrence were provided in the notice.
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Incident timeline — partial
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Breach window unknown
Jan 23, 2026
Filed
No interval is drawn: no breach start or discovery date is on record for this filing.
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- Massachusetts State AGbd_86bfc42f969969922026-01-30 · +7dCandidate
- Massachusetts State AGbd_47bbf035e6719ffb2026-01-16 · +7dCandidate
Filing propagation · 3 filings
View merged incident ↗Pattern: first filing Jan 16 (MA), last Jan 30 (MA) — a 14-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.