DisclosureLens
HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)Identity (basic)Government IDHealth (basic)MediumContained

Everside Health

bd_67f13a4222e41030 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 26, 2026

Filed

Jul 31, 2026

To disclose

5 weeks

Affected

442state residents only

Linked

5 filings

Confidence

66%
Full breach record for Everside Health →2 incidents on file

New Hampshire Attorney General notice regarding a security incident at Aesto, LLC, a third-party vendor for Everside Health. Aesto, which provides healthcare data migration services, experienced unauthorized access to AWS infrastructure between Dec 2-18, 2025. Approximately 442 NH residents' PII (names, DOB, SSN, MRNs) was potentially accessed. Notification letters were mailed on July 31, 2026, offering 12 months of credit monitoring.

Incident timeline

undetected · 206 days
discovery → filing · 5 weeks / 35 days

Dec 2, 2025

Begins

Jun 26, 2026

Discovered

Jul 31, 2026

Filed

vs. sector median

4 wks faster

This filing is one of 5 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Filing propagation · 5 filings · 5 states

View merged incident ↗
Illinois State AGJul 1 · first
California State AG+30d
Washington State AG+30d
New Hampshire State AG+30d · this page
Texas State AG+34d

Pattern: first filing Jul 1 (IL), last Aug 4 (TX) — a 34-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.