HackingRetail & ConsumerRetailStolen CredentialsData ExfiltratedCustomer Data InvolvedPIIIdentity (basic)LowContained

Karndean Designflooring

bd_73cc74a2cd4179c5 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 25, 2025

Filed

Sep 30, 2025

To disclose

10 weeks

Affected

2state residents only

Linked

4 filings

Confidence

64%

Full breach record for Karndean Designflooring →

Karndean Designflooring notified Montana residents of a security incident where unauthorized access occurred between July 5 and July 26, 2025. The company discovered suspicious activity on July 25, 2025. Names were accessed. Notifications were sent on September 30, 2025, offering credit monitoring services.

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Incident timeline

undetected · 20 days

discovery → filing · 10 weeks / 67 days

Jul 5, 2025

Begins

Jul 25, 2025

Discovered

Sep 30, 2025

Filed

vs. sector median

+2 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

New Hampshire State AGbd_bace4e38c5f228042025-09-30Verified
Massachusetts State AGbd_d6db944589d307422025-09-30Verified
Indiana State AGbd_ded2308b6547b12e2025-09-30Verified

Name: Karndean Designflooring
norm: karndean designflooring

Name: Karndean Designflooring
norm: karndean designflooring
Industry: Retail & Consumerllm

Discovered: Jul 25, 2025
Breach occurred: Jul 5, 2025 – Jul 26, 2025
Undetected for: 20 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 30, 2025
Affected individuals: 2state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: notify applicable regulatory authorities as required
Initial access: valid_credentials

During the incident: Launched an investigation to determine the nature and scope of the activity
Conducted a thorough review of the files acquired to confirm whether it contained any sensitive information
Confirming the security of our systems
Reviewing the contents of relevant data for sensitive information
Notifying potentially impacted individuals
Providing you with access to months of Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services through Cyberscout
Changes made: Continue to review our policies, procedures and processes related to the storage and access of personal information to reduce the likelihood of a similar future event
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(67 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

New Hampshire State AGSep 30 · first

Massachusetts State AGSep 30 · first

Indiana State AGSep 30 · first

Montana State AGSep 30 · 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://dojmt.gov/wp-content/uploads/2025/10/Consumer-notification-letter-6.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 30, 2025
Raw hash: a8e940888ed4cbdb841d244c0c28123c9d9bf50f2e7acbd16075954707f6b4dd

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityKarndean Designflooring

Victim entityKarndean Designflooring

Incidentdiscovered Jul 25, 2025

Stated responseLaunched an investigation to determine the nature and scope of the activity

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov