HackingHealthcareTechnologyHealthcareVulnerability ExploitStolen CredentialsSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedIdentity (basic)PIILowContained

Brightline

bd_41cf49a5b29dc802 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 4, 2023

Filed

Apr 7, 2023

To disclose

9 weeks

Affected

403state residents only

Linked

26 filings

Confidence

65%

Full breach record for Brightline →

Brightline, Inc. notified Montana residents of a data breach involving its third-party file transfer provider, Fortra. An unauthorized party exploited a vulnerability in Fortra's GoAnywhere MFT service on Jan 30, 2023, to access files containing demographic PII (name, address, DOB, member ID). Brightline detected the incident on Feb 4, 2023, and sent notifications on Apr 7, 2023. No SSNs or financial data were compromised. Credit monitoring services were offered.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 5 days

discovery → filing · 9 weeks / 62 days

Jan 30, 2023

Begins

Feb 4, 2023

Discovered

Apr 7, 2023

Filed

vs. sector median

3 wks faster

This filing is one of 26 about the same incident.View merged incident

Part of FORTRA, LLC supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Vermont State AGbd_5ea7d3fbb2a5464a2023-04-19 · +12dVerified
HHS OCRbd_a0176e4142b0a3702023-04-20 · +13dVerified
California State AGbd_a1b16fb406ed3ce92023-04-21 · +14dVerified
Oregon State AGbd_163db05cc4cb89582023-05-02 · +25dVerified by operator

Show 6 more filings ↓up to 49d gap

California State AGbd_0868c3f9cf5006022023-05-10 · +33dVerified
HHS OCRbd_4c63e3855981b1222023-05-10 · +33dVerified
Maine State AGbd_b69375073a6e96d42023-05-10 · +33dVerified
California State AGbd_d59ed55c5ee4770a2023-05-12 · +35dVerified
California State AGbd_bf99fc2a4df4a34d2023-05-17 · +40dVerified
HHS OCRbd_f567c60a6fd57cc42023-05-26 · +49dVerified

Showing first 10 of 25 linked disclosures.

Name: Brightline
norm: brightline
Domain: hellobrightline.com

Name: Brightline
norm: brightline
Domain: hellobrightline.com
Industry: HealthcarellmTechnologyllm

Discovered: Feb 4, 2023
Breach occurred: Jan 30, 2023
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 7, 2023
Affected individuals: 403state-resident count only
Data types: Identity (basic)PII
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Fortra promptly notified law enforcement and is cooperating with their investigation
Third party: via Fortra
Initial access: exploit_public_facing

During the incident: Fortra deactivated the unauthorized user's credentials
Turned off the service and rebuilt Brightline’s version
Implemented additional security measures, including limiting ongoing access to verified users
Removing all Brightline data from the service
Retained cyber counsel to assist with our investigation
Secured the services of Cyberscout to provide identity theft restoration and credit monitoring services
Changes made: Continuing ongoing measures to reduce data exposure until an alternative file transfer solution is identified and implemented
Enhance our cybersecurity program to further safeguard from cyber threats
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(62 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 5 states

View merged incident ↗

Montana State AGApr 7 · first · this page

Vermont State AG+12d

HHS OCR+13d

California State AG+14d

Oregon State AG+25d

California State AG+33d

HHS OCR+33d

Maine State AG+33d

California State AG+35d

California State AG+40d

HHS OCR+49d

Pattern: first filing Apr 7 (MT), last May 26 (CA) — a 49-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 25 — the full spread may be wider.

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/OCP/Consumer-notification-letter-207.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 7, 2023
Raw hash: b48b3d7e3dd3f7657b93b7d35b931abba2c4653e8cfc991fa088ec98a16b0d25

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityBrightline

Victim entityBrightline

Incidentdiscovered Feb 4, 2023

Stated responseFortra deactivated the unauthorized user's credentials

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov