HackingFinancial ServicesFinanceCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

KV Federal Credit Union

bd_127746566aa47ffd · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 10, 2023

Filed

Dec 14, 2023

To disclose

5 weeks

Affected · nationwide

9790 in this filing

Confidence

66%

Full breach record for KV Federal Credit Union →2 incidents on file

KV Federal Credit Union reported an external system breach (hacking) occurring between May 23, 2023, and June 11, 2023, discovered on November 10, 2023. The incident affected 97 individuals, including 90 Maine residents. Acquired information included names and Social Security Numbers. The Credit Union provided written notification to affected consumers and offered identity theft protection services.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Nov 10, 2023 → Filed with AG Dec 14, 202334d ⏱ ME AG >30d5 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 171 days

discovery → filing · 5 weeks / 34 days

May 23, 2023

Begins

Nov 10, 2023

Discovered

Dec 14, 2023

Filed

vs. sector median

4 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed97 affectedView incident

Name: KV Federal Credit Union
norm: kv federal credit union

Name: KV Federal Credit Union
norm: kv federal credit union
Industry: Financial Servicesllm

Discovered: Nov 10, 2023
Breach occurred: May 23, 2023 – Jun 11, 2023
Undetected for: 171 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 14, 2023
Affected individuals: 97state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected consumers
Offered identity theft protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(34 days from discovery to filing)
Compliance flags: ME AG >30d · 34d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Nov 10, 2023
→ Filed with AG: Dec 14, 2023
34d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 10, 2023 → Filed with AG: Dec 14, 2023	34d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/116d4320-d409-4023-b854-3c3e750e79ae.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 14, 2023
Raw hash: ec0c150a212576bfecb8def573e2316c51afa61331423b0b2fe01dae46f3ae8a

Reporting entityKV Federal Credit Union

Victim entityKV Federal Credit Union

Incidentdiscovered Nov 10, 2023

Stated responseSent written notification to affected consumers

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov