AccidentalPIIGovernment IDIdentity (basic)MediumContained

Southern New Hampshire Planning Commission

bd_cb58a3cf5bb57a42 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 4, 2025

Filed

May 1, 2025

To disclose

27 days

Affected

12state residents only

Confidence

66%

Southern New Hampshire Planning Commission (SNHPC) notified the NH Attorney General on May 1, 2025, regarding an error on April 4, 2025, where W-2 forms containing personal information of 12 NH residents were inadvertently sent to an external email account. No unauthorized access occurred. SNPC offered credit monitoring and notification to affected residents.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 27 days

Apr 4, 2025

Begins

Apr 4, 2025

Discovered

May 1, 2025

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed12 affectedView incident

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: Southern New Hampshire Planning Commission
norm: southern new hampshire planning
Domain: snhpc.org

Discovered: Apr 4, 2025
Breach occurred: Apr 4, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 28, 2025
Affected individuals: 12state-resident count only
Data types: PIIGovernment IDIdentity (basic)
Attack vector: Misconfiguration
MITRE ATT&CK: T1534 Internal Proxy
Regulator citations: Notified New Hampshire Office of the Attorney General

During the incident: Launched an investigation in consultation with outside cybersecurity professionals
Provided the affected residents with written notification of this incident commencing on or about April 28, 2025
Offering the affected residents whose were impacted complimentary memberships with a credit monitoring service
Changes made: Continually evaluates and modifies its practices and internal controls to enhance the security and privacy of personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 days(27 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://mm.nh.gov/files/uploads/doj/remote-docs/southern-new-hampshire-planning-commission-20250501.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 1, 2025
Raw hash: e96c23ca8dcea9fb03347c6f0cf7c79fb1aa825daca913b084860357821ee4ba

Reporting entityMCDONALD HOPKINS LLC

Victim entitySouthern New Hampshire Planning Commission

Incidentdiscovered Apr 4, 2025

Stated responseLaunched an investigation in consultation with outside cybersecurity professionals

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov