INSPECTING ARCHIVED INTELLIGENCE (OUTDATED VERSION).
AI company breaches data via nine health systems
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2026-11-03 20:02
CRITICAL
LOW
AI-ENABLED ATTACK · AUTONOMOUS
DATA BREACH
CRITICAL INFRASTRUCTURE & OT
Executive Summary
AI-generated
Giles Bruce reports: A data breach involving healthcare AI company Xsolis has ensnared at least nine health systems and 1.4 million patients. Xsolis, which provides utilization management and care coordination technology for health systems, reported the targeted phishing attack June 5, noting that on Jan. 20 an unauthorized person accessed portions of the company’s IT environment and acquired a “limited number” of files. The company told HHS on June 5 that 1.4 million individuals were affected by the breach, a number the agency posted June 22.
Technical Mitigations AI-generated
• Audit (ATT&CK mitigation for Phishing): Perform audits or scans of systems, permissions, insecure software, insecure configurations, etc.
Intelligence Metadata
Actors / Malware / CVEs / Campaigns
Target & Sectors
US
healthhealth
Incident Timeline
Jan. 20
Xsolis, which provides utilization management and care coordination technology for health systems, reported the targeted phishing attack June 5, noting that on Jan.
Click on any entity below to view its context and source!
tactic
Phishing
Xsolis, which provides utilization management and care coordination technology for health systems, reported the targeted phishing attack June 5, noting that on Jan. 20 an unauthorized person accessed portions of the company’s IT environment and acquired a “limited number” of files.
June 5
Xsolis, which provides utilization management and care coordination technology for health systems, reported the targeted phishing attack June 5, noting that on Jan.
Click on any entity below to view its context and source!
tactic
Phishing
Xsolis, which provides utilization management and care coordination technology for health systems, reported the targeted phishing attack June 5, noting that on Jan. 20 an unauthorized person accessed portions of the company’s IT environment and acquired a “limited number” of files.
June 22
The company told HHS on June 5 that 1.4 million individuals were affected by the breach, a number the agency posted June 22.
2026/11/03
Augusta Health (Fishersville, Va.) Giles Bruce reports: A data breach involving healthcare AI company Xsolis has ensnared at least nine health systems and 1.4 million patients.
Click on any entity below to view its context and source!
organisation
Xsolis
Giles Bruce reports:
A data breach involving healthcare AI company Xsolis has
ensnared
at least nine health systems and 1.4 million patients.
organisation
Erie County Medical Center (Buffalo
[…]
Here are the health systems reportedly affected by the data breach:
Erie County Medical Center (Buffalo, N.Y.)
Mayo Clinic (Rochester, Minn.)
UW Medicine (Seattle)
Legacy Health (Portland, Ore.)
VHC Health (Arlington, Va.)
organisation
Mayo Clinic
[…]
Here are the health systems reportedly affected by the data breach:
Erie County Medical Center (Buffalo, N.Y.)
Mayo Clinic (Rochester, Minn.)
UW Medicine (Seattle)
Legacy Health (Portland, Ore.)
VHC Health (Arlington, Va.)
organisation
UW Medicine
[…]
Here are the health systems reportedly affected by the data breach:
Erie County Medical Center (Buffalo, N.Y.)
Mayo Clinic (Rochester, Minn.)
UW Medicine (Seattle)
Legacy Health (Portland, Ore.)
VHC Health (Arlington, Va.)
organisation
Legacy Health (Portland
[…]
Here are the health systems reportedly affected by the data breach:
Erie County Medical Center (Buffalo, N.Y.)
Mayo Clinic (Rochester, Minn.)
UW Medicine (Seattle)
Legacy Health (Portland, Ore.)
VHC Health (Arlington, Va.)
organisation
VHC Health
[…]
Here are the health systems reportedly affected by the data breach:
Erie County Medical Center (Buffalo, N.Y.)
Mayo Clinic (Rochester, Minn.)
UW Medicine (Seattle)
Legacy Health (Portland, Ore.)
VHC Health (Arlington, Va.)
organisation
Regional Health
Rochester (N.Y.) Regional Health
Carle Health (Urbana, Ill.)
organisation
Augusta Health
Augusta Health (Fishersville, Va.)
Intelligence Sources
Data Breaches
2026-11-03
Nine health systems affected by AI company data breach
Data Breaches
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Tactical Intelligence
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Incident Version History
CURRENT VERSION
Last Updated: 2026-11-04T07:24
Comprehensive Tactical Telemetry
Highly Correlated Entities
8x
organisation
Identified Entity
Xsolis
entity
3x
timeline
Temporal Reference
June 5
date
2x
tactic
Cyber Operation Type
Data Breach
tactic
Contextual Telemetry
Context Block
3 METRICS
industry
Targeted Sector
Health
sector
general metric
Patients
1,400,000
patients
target region
Target Country
United States
country
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