HackingManufacturingManufacturingStolen CredentialsEmployee Data InvolvedFinancial accountFinancial credentialsHealth (basic)Identity (basic)Government IDPCIMediumContained

KUBOTA NORTH AMERICA CORPORATION

bd_06cffe81691988e8 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 30, 2026

Filed

Jun 30, 2026

To disclose

9 weeks

Affected

2state residents only

Linked

6 filings

Confidence

66%

Full breach record for KUBOTA NORTH AMERICA CORPORATION →

Kubota North America Corporation notified Massachusetts residents of a data breach involving unauthorized access to HR network systems between March 16, 2026, and April 20, 2026. Files accessed contained employee PII, including SSNs, DOBs, driver's licenses, financial account info, and payment card data. Kubota secured the network and provided free identity monitoring via Kroll.

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Massachusetts clock⏱ MA AG >30d9 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 45 days

discovery → filing · 9 weeks / 61 days

Mar 16, 2026

Begins

Apr 30, 2026

Discovered

Jun 30, 2026

Filed

vs. sector median

2 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

New Hampshire State AGbd_1198de85103a5d072026-06-30Verified
Indiana State AGbd_c1f97af719541b682026-06-30Verified
Nebraska State AGbd_ebe9a502d7a1c9bf2026-06-30Verified
California State AGbd_ebfa36b9b7bd0f752026-06-30Candidate

Show 1 more filing ↓up to 1d gap

Texas State AGbd_50f85918d904e9862026-07-01 · +1dVerified

Name: KUBOTA NORTH AMERICA CORPORATION
norm: kubota north america

Name: KUBOTA NORTH AMERICA CORPORATION
norm: kubota north america
Industry: Manufacturingllm

Discovered: Apr 30, 2026
Breach occurred: Mar 16, 2026 – Apr 20, 2026
Undetected for: 45 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 2state-resident count only
Data types: Financial accountFinancial credentialsHealth (basic)Identity (basic)Government IDPCI
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Took steps to secure our network
Arranged for you to receive a free membership of identity monitoring services through Kroll
Changes made: Implemented additional measures to enhance the security of our computer network
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(61 days from discovery to filing)
Compliance flags: MA AG >30d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

New Hampshire State AGJun 30 · first

Indiana State AGJun 30 · first

Nebraska State AGJun 30 · first

California State AGJun 30 · first

Massachusetts State AGJun 30 · first · this page

Texas State AG+1d

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.mass.gov/doc/2026-1065-kubota-north-america-corporation/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 30, 2026
Raw hash: f9cef58fd9a29bfa3bc015b6d7e02a3678da5b317349bf9f035abae771f885bf

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityKUBOTA NORTH AMERICA CORPORATION

Victim entityKUBOTA NORTH AMERICA CORPORATION

Incidentdiscovered Apr 30, 2026

Stated responseTook steps to secure our network

ComplianceMA AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov