HackingHealthcareHealthcareTargetedPHIHealth (basic)Identity (basic)LowContained

Medical Center

bd_39a94573ad66640d · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 17, 2025

Filed

Jan 2, 2026

To disclose

11 weeks

Affected

Not disclosed

Confidence

65%

Full breach record for Medical Center →2 incidents on file

Medical Center, LLP notified consumers of a data breach detected on October 17, 2025. An unauthorized third party accessed a portion of the network, potentially exposing protected health information (PHI) including names, DOBs, diagnoses, and insurance details. The organization engaged third-party experts and notified law enforcement. The notice was filed with the Vermont AG on January 2, 2026.

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Vermont clock✗ VT AG >45 bday11 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 11 weeks / 77 days

Oct 17, 2025

Discovered

Jan 2, 2026

Filed

vs. sector median

+2 wks slower

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

Name: Medical Center
norm: medical center
Domain: medicalcenter.virginia.edu

Name: Medical Center
norm: medical center
Domain: medicalcenter.virginia.edu
Industry: Healthcarellm

Discovered: Oct 17, 2025
Materiality determined: —
Notification sent: Jan 2, 2026
Affected individuals: Not disclosed
Data types: PHIHealth (basic)Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified law enforcement
Initial access: exploit_public_facing

During the incident: Worked with third-party cybersecurity experts to investigate and remediate
Notified law enforcement
Changes made: Further secure our systems to protect your information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(77 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

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://ago.vermont.gov/document/2026-01-02-medical-center-llp-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 2, 2026
Raw hash: 7310e23f8c249e470057171cafee1a8bb4163f98dbe3d7d380cdf0e86ae2af75

Reporting entityMedical Center

Victim entityMedical Center

Incidentdiscovered Oct 17, 2025

Stated responseWorked with third-party cybersecurity experts to investigate and remediate

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov