HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumActive

NEVRO CORP.

bd_9385df3948cc112d · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 1, 2024

Filed

Apr 2, 2025

To disclose

17 weeks

Affected

10state residents only

Linked

6 filings

Confidence

66%

Full breach record for NEVRO CORP. →2 incidents on file

Nevro Corp. notified the New Hampshire Attorney General on April 2, 2025, of a data event affecting approximately 10 state residents. Unauthorized access occurred between November 21 and December 1, 2024, when an unknown individual accessed systems and potentially exfiltrated personal information. Nevro discovered the activity on December 1, 2024, and completed its review on March 14, 2025. Response measures included engaging third-party cybersecurity specialists, notifying federal law enforcement, and offering credit monitoring services through Cyberscout.

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Incident timeline

undetected · 10 days

discovery → filing · 17 weeks / 122 days

Nov 21, 2024

Begins

Dec 1, 2024

Discovered

Apr 2, 2025

Filed

vs. sector median

+5 wks slower

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

California State AGbd_2f15681c90c243782025-04-02Candidate
Indiana State AGbd_9bdd3acd8143be1f2025-04-02Verified
Maine State AGbd_b94fba3fd31eb0e42025-04-02Verified
Massachusetts State AGbd_8b429fd13e2b47482025-04-03 · +1dVerified

Show 1 more filing ↓up to 1d gap

Illinois State AGbd_4e03914144e7a8042025-04-01 · +1dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: NEVRO CORP.
norm: nevro
Domain: nevro.com
Industry: Healthcarellm

Discovered: Dec 1, 2024
Breach occurred: Nov 21, 2024 – Dec 1, 2024
Undetected for: 10 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 2, 2025
Affected individuals: 10state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: provided written notice of this event to relevant state regulators
Initial access: valid_credentials

During the incident: Launched an investigation, with the assistance of third-party cybersecurity specialists
Conducted a comprehensive programmatic and manual review
Notified federal law enforcement and is fully cooperating with its investigation
Working to implement additional safeguards and training to its employees
Providing access to credit monitoring services for , through Cyberscout
Changes made: Implement additional safeguards and training to its employees to further enhance its security posture
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(122 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Illinois State AGApr 1 · first

California State AG+1d

Indiana State AG+1d

Maine State AG+1d

New Hampshire State AG+1d · this page

Massachusetts State AG+2d

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/nevro-corp-20250402.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 2, 2025
Raw hash: 0bd210ce3b9cac550bddc0022d3fd28a935fdaadd739e583799ca3592dd6bfcb

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityNEVRO CORP.

Incidentdiscovered Dec 1, 2024

Stated responseLaunched an investigation, with the assistance of third-party cybersecurity specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov