HackingHealthcareTechnologyHealthcareVulnerability ExploitCapture Stored DataZero-DayData ExfiltratedCustomer Data InvolvedAuthenticationIdentity (basic)PHIPIIHealth (basic)LowContained

Insightin Health, Inc.

bd_07818b53e0d5e99c · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 17, 2025

Filed

Feb 20, 2026

To disclose

22 weeks

Affected

843state residents only

Confidence

69%

Insightin Health, Inc. disclosed a cyberattack affecting Wellcare Health Insurance Company of Washington, Inc. clients. Unauthorized access occurred Sept 17-23, 2025, via an unknown vulnerability in vendor software. Names were accessed/copied. 843 WA residents affected. Insightin engaged experts, fixed the issue, notified law enforcement, and offered credit monitoring.

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Washington clock✗ WA AG >90d22 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 22 weeks / 156 days

Sep 17, 2025

Begins

Sep 17, 2025

Discovered

Feb 20, 2026

Filed

vs. sector median

+11 wks slower

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

Name: Wellcare of Washington, Inc.
norm: wellcare of washington

Name: Insightin Health, Inc.
norm: insightin health
Industry: HealthcarellmTechnologyllm

Discovered: Sep 17, 2025
Breach occurred: Sep 17, 2025 – Sep 23, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 4, 2025
Affected individuals: 843state-resident count only
Data types: Identity (basic)PII
Data elements: NameDate of birthHealth insurance IDUsername + password
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoing
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1119 Automated CollectionT1074 Data Staged
Threat actor: External
Regulator citations: reported the incident to law enforcement and regulators
Initial access: exploit_public_facing

During the incident: Began an investigation with help from outside experts
Fixed the problem right away
Reported the incident to law enforcement and regulators
Offering you 12/24 months of free credit monitoring
Changes made: Reviewed our policies and added extra protections to help prevent this from happening again
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 22 weeks(156 days from discovery to filing)
Compliance flags: WA AG >90d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA36743.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 20, 2026
Raw hash: 3f52f0d9b8c9f1e9b92c044ee19588c59886619ebfee303ce177f60c74d1be3f

Reporting entityWellcare of Washington, Inc.

Victim entityInsightin Health, Inc.

Incidentdiscovered Sep 17, 2025

Stated responseBegan an investigation with help from outside experts

ComplianceWA AG >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com