Google Cloud Vertex AI Agents Exploited Due to Excessive Default Permissions
Date: 2026-03-31
Attack vector: other
Category: real-world
Severity: High

Tracked by the OECD AI Incidents and Hazards Monitor (AIM) as OECD-AIM-2026-03-31-f6f8, dated 2026-03-31. See the AIM incident page (https://oecd.ai/en/incidents/2026-03-31-f6f8) and its cited news sources for full narrative detail.


Mitigations:

Architectural layers (MAESTRO):