Epic’s AI Security Test Exposes Untraceable Patient Data Access
Factual evidence
What the source reports
Epic Systems identified audit-bypass security flaws in its MyChart software using Anthropic's Claude Mythos model for penetration testing.
Inspect the evidence
- Inclusion basis
- Enterprise AI
- Publisher and source type
- PYMNTS AI · INDUSTRY NEWS
- Published by source
- 8 October 2026
- Collected by OneBench
- 9 Oct 2026, 09:01 UK
- Original headline
- Epic’s AI Security Test Exposes Untraceable Patient Data Access ↗
Stored source excerpt
Epic Systems found flaws in certain MyChart configurations that could let someone view patient records without the access appearing in an audit trail. The company…
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OneBench interpretation
Institutional assessment
So what
Advanced LLMs are proving effective at discovering untraceable audit-log vulnerabilities, raising the standard for enterprise penetration testing.
Do what
Review software security testing frameworks with the cybersecurity team to evaluate LLM-assisted vulnerability identification.