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Google Cloud Vertex AI over privileged default service agents

March 31, 2026The Hacker News, Dark Reading, Kimberly

The Hacker News and Dark Reading describe a Google Cloud Vertex AI issue where default service agent permissions can enable cross-project data exposure, credential theft from AI agents, and lateral movement to storage buckets.

⚠️ A flaw in Google Cloud Vertex AI could expose sensitive data across projects.
Default service agent permissions allow attackers to steal credentials from AI agents, access storage buckets, and move inside cloud environments.
Google's Vertex AI Has an Over-Privileged Problem:
The Hacker News
Dark Reading
Kimberly
SecurityWeek
google cloudllmlateral movementapi keysllmlateral movementgoogle cloudapi keys

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