HackingFinancial ServicesFinanceSupply Chain (3P Vendor)Identity (basic)Government IDFinancial accountMediumContained

1ST MIDAMERICA CREDIT UNION

bd_d41974d707bdedf7 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jan 30, 2026

To disclose

—

Affected

Not disclosed

Linked

7 filings

Confidence

69%

Full breach record for 1ST MIDAMERICA CREDIT UNION →3 incidents on file

1st MidAmerica Credit Union notified consumers of a data incident involving its third-party vendor, Marquis Software Solutions. The incident potentially exposed names combined with other personal data. No evidence of misuse was found. Credit monitoring services were offered.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Jan 30, 2026

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 7 about the same incident.View merged incident

Part of Marquis Software Solutions, Inc. supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Maine State AGbd_275f4715bec7cc1d2026-01-30Verified
Texas State AGbd_30a6ecedbb016c462026-02-02 · +3dVerified
New Hampshire State AGbd_4a0e035dbcce10e12026-02-02 · +3dVerified
Indiana State AGbd_76d756860b4047a32026-01-22 · +8dCandidate

Show 2 more filings ↓up to 30d gap

Nebraska State AGbd_8357d148dea927b52026-01-22 · +8dVerified
Illinois State AGbd_5d6294648734975e2026-03-01 · +30dVerified

Name: 1ST MIDAMERICA CREDIT UNION
norm: 1st midamerica credit union

Name: 1ST MIDAMERICA CREDIT UNION
norm: 1st midamerica credit union
Industry: Financial Servicesllm

Discovered: —
Materiality determined: —
Notification sent: Jan 30, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial account
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: External
Third party: via Marquis Software Solutions

During the incident: Secured our network
Undertook a thorough investigation
Offering you a complimentary 24-month membership of Epiq Privacy Solutions ID
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Indiana State AGJan 22 · first

Nebraska State AGJan 22 · first

Maine State AG+8d

Vermont State AG+8d · this page

Texas State AG+11d

New Hampshire State AG+11d

Illinois State AG+38d

Pattern: first filing Jan 22 (IN), last Mar 1 (IL) — a 38-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.

Source URL: https://ago.vermont.gov/document/2026-01-30-1st-midamerica-credit-union-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 30, 2026
Raw hash: 2b9dda93cba78f0af1daee825c4eac19fc80f28ef830cb57817f6f294910a6e0

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entity1ST MIDAMERICA CREDIT UNION

Victim entity1ST MIDAMERICA CREDIT UNION

IncidentThird-Party / Supply Chain

Stated responseSecured our network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov