HackingTechnologyInformationVulnerability ExploitCustomer Data InvolvedIdentity (basic)Government IDMediumContained

CrossCheck, Inc.

bd_0b206ed1409f1b92 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 20, 2024

Filed

Nov 13, 2025

To disclose

—

Affected

1state residents only

Confidence

66%

Full breach record for CrossCheck, Inc. →2 incidents on file

CrossCheck, Inc. notified the Maryland Attorney General of a data incident occurring between May 18 and May 20, 2024. An unauthorized actor accessed the company's merchant portal, exposing the name and driver's license number of one Maryland resident. CrossCheck notified federal law enforcement, provided 12 months of complimentary credit monitoring via Experian, and issued individual notices on January 7, 2025.

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Incident timeline

undetected · 2 days

May 18, 2024

Begins

May 20, 2024

Discovered

Nov 13, 2025

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: CrossCheck, Inc.
norm: crosscheck
Industry: Technologyllm

Discovered: May 20, 2024
Breach occurred: May 18, 2024 – May 20, 2024
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 7, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Notified federal law enforcement regarding the event
Providing access to credit monitoring services for 12 months, through Experian, to notified individuals, at no cost to these individuals
Providing notified individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this event to relevant regulators
Changes made: Offering complimentary access to Experian IdentityWorks for 12 months
Providing guidance on how to place fraud alerts and credit freezes on credit files
Source: Quoted from the filing itself, not independently verified.

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://oag.maryland.gov/resources-info/SBN%20Documents/2025/ITU-376132.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 13, 2025
Raw hash: 2d151ff4b173da1e494394ce362cf94267c11bad7605ad76eb67105e36087fda

Reporting entityMullen Coughlin LLC

Victim entityCrossCheck, Inc.

Incidentdiscovered May 20, 2024

Stated responseNotified federal law enforcement regarding the event

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.maryland.gov