HackingManufacturingTransportation & LogisticsRetailVulnerability ExploitZero-DayCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

LKQ CORPORATION

bd_f78e0c2f9e23cbd9 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 3, 2025

Filed

Dec 15, 2025

To disclose

10 weeks

Affected

Not disclosed

Linked

11 filings

Confidence

64%

Full breach record for LKQ CORPORATION →3 incidents on file

LKQ Corporation notified the California AG of a cybersecurity event involving a previously unknown vulnerability in Oracle E-Business Suite. The breach occurred on August 9, 2025, and was discovered in early October 2025. The incident affected sole proprietor suppliers, exposing Employer Identification Numbers or Social Security Numbers. LKQ engaged forensic investigators, contained the issue by taking systems offline, and is offering two years of credit monitoring.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >30d10 weeks discovery → filing

Incident timeline

undetected · 55 days

discovery → filing · 10 weeks / 73 days

Aug 9, 2025

Begins

Oct 3, 2025

Discovered

Dec 15, 2025

Filed

vs. sector median

on median

This filing is one of 11 about the same incident.View merged incident

A leak claim by cl0p about this victim predates this filing by 48 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_ca963b548e29a5612025-10-27 · +49dVerified by operator

Regulatory filings (9) · sorted by filing gap

Indiana State AGbd_0d24498ef978ea452025-12-15Verified
Maine State AGbd_222597b2166e9a952025-12-15Verified
Montana State AGbd_3b11067f5766d01d2025-12-15Verified
New Hampshire State AGbd_6c3aa51f5e66e7ed2025-12-15Verified

Show 5 more filings ↓up to 14d gap

Nebraska State AGbd_a883eb69b4b810b72025-12-15Verified
Vermont State AGbd_e09da3b67b0dfe832025-12-15Verified
Massachusetts State AGbd_6b3dcc0a0ce73b642025-12-16 · +1dVerified
Texas State AGbd_9f980168ee3c217d2025-12-16 · +1dVerified
Illinois State AGbd_290f5cb85d1397ca2025-12-01 · +14dCandidate

Name: LKQ CORPORATION
norm: lkq
Domain: lkqcorp.com

Name: LKQ CORPORATION
norm: lkq
Domain: lkqcorp.com
Industry: ManufacturingllmTransportation & Logisticsllm

Discovered: Oct 3, 2025
Breach occurred: Aug 9, 2025
Undetected for: 55 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 15, 2025
Affected individuals: Not disclosed
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
Initial access: exploit_public_facing

During the incident: Launched an investigation on October 3, 2025 with assistance from a third-party forensic firm
Took steps to contain the issue, including promptly taking the system offline
Deployed additional safeguards onto our systems, including reinforcing our security practices
Enhancing security monitoring and controls to fortify the same
Offering two years of complimentary credit monitoring and identity restoration services through our preferred third-party vendor, Cyberscout, a TransUnion company
Changes made: Deployed additional safeguards onto our systems
Reinforcing our security practices
Enhancing security monitoring and controls
Regularly review our security and privacy policies and procedures and implement changes when needed to enhance our information security program and controls
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(73 days from discovery to filing)
Compliance flags: Leak >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 10 states

View merged incident ↗

Illinois State AGDec 1 · first

Indiana State AG+14d

Maine State AG+14d

Montana State AG+14d

New Hampshire State AG+14d

Nebraska State AG+14d

Vermont State AG+14d

California State AG+14d · this page

Massachusetts State AG+15d

Texas State AG+15d

Pattern: first filing Dec 1 (IL), last Dec 16 (TX) — a 15-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://oag.ca.gov/ecrime/databreach/reports/sb24-615804
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 15, 2025
Raw hash: 4c9b4abf5e2ad9b976d9e30a075d5d348ddf3b9b7030bf20aef7912802ae97c5

Linked disclosures

Ransomware claims (1)

Regulatory filings (9) · sorted by filing gap

Reporting entityLKQ CORPORATION

Victim entityLKQ CORPORATION

Incidentdiscovered Oct 3, 2025

Stated responseLaunched an investigation on October 3, 2025 with assistance from a third-party forensic firm

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov