Anthropic AI Model Leak Triggers Cybersecurity Risks and Stock Market Fallout
Date: 2026-03-27
Attack vector: data-exfiltration
Category: real-world
Severity: Critical

Tracked by the OECD AI Incidents and Hazards Monitor (AIM) as OECD-AIM-2026-03-27-53fd, dated 2026-03-27. Classified attack vector: data-exfiltration. See the AIM incident page (https://oecd.ai/en/incidents/2026-03-27-53fd) and its cited news sources for full narrative detail.


Mitigations:

Architectural layers (MAESTRO):