HackingAgriculture & FoodAgricultureData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

LAMB WESTON HOLDINGS, INC.

bd_a47ff69276a222da · schema v1 · pii pii-v2

Severity

Medium

Discovered

Jan 1, 2026

Filed

Sep 29, 2026

To disclose

39 weeks

Affected

1state residents only

Linked

3 filings

Confidence

70%

Full breach record for LAMB WESTON HOLDINGS, INC. →2 incidents on file

Lamb Weston Holdings, Inc. notified the NH Attorney General of unauthorized access to its environment occurring between January 9-15, 2026. The company became aware of the incident in January 2026. Investigation confirmed that certain files were downloaded without authorization, affecting approximately one New Hampshire resident. The compromised data included name and Social Security number. Lamb Weston engaged third-party forensic specialists, secured its network, notified federal law enforcement, and implemented additional safeguards. Credit monitoring services were provided to the affected individual.

J jump to incidentP pin to compareR raw source

Incident timeline

Jan 9, 2026

Begins

Sep 29, 2026

Filed

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Indiana State AGbd_1a403ced52dc2b832026-09-29Verified
Oregon State AGbd_61e9fa76f7647c7c2026-09-29Candidate

Name: Lamb Weston Holdings, Inc.
norm: lamb weston holdings

Name: LAMB WESTON HOLDINGS, INC.
norm: lamb weston
Industry: Agriculture & Foodllm

Discovered: Jan 1, 2026
Breach occurred: Jan 9, 2026 – Jan 15, 2026
Materiality determined: —
Notification sent: Sep 29, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified Office of the New Hampshire Attorney General

During the incident: Took steps to secure its network
Initiated a comprehensive investigation with the assistance of third-party cybersecurity and digital forensic specialists
Engaged third-party data review specialists to conduct a time-intensive and thorough review of the files
Notified federal law enforcement regarding the event
Changes made: Implemented additional safeguards and training to its employees
Providing access to credit monitoring services for one (1) year, through Experian
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing individuals with information on how to place a fraud alert and security freeze on one’s credit file
Providing written notice of this incident to the three major credit reporting agencies including Equifax, Experian, and TransUnion
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 39 weeks(271 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGSep 29 · first

Oregon State AGSep 29 · first

New Hampshire State AGSep 29 · first · this page

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/lamb-weston-holdings-20260929.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 29, 2026
Raw hash: 9c4d207128aae4b28303532251eb10b631a98d53ddc2a1fb322e7821bae220bf

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityLamb Weston Holdings, Inc.

Victim entityLAMB WESTON HOLDINGS, INC.

Incidentdiscovered Jan 1, 2026

Stated responseTook steps to secure its network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov