Meta Muse's Pre-Launch VM Escape: An Agent Risk Class
404 Media reports, citing one unnamed source and internal posts, that Meta rushed to fix Muse VM escape bugs before launch. What it means for agents.
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#sandbox
Claude Cowork's SharedRoot escape: a one-prompt path to your Mac
Accomplish's Oren Yomtov chained CVE-2026-46331 to escape Claude Cowork's macOS sandbox in a single short message and reach the host filesystem.
IronCurtain: The Open-Source 'Firewall' for AI Agents That Might Actually Work
A veteran Google security engineer built a sandbox system that treats AI agents as fundamentally untrusted - and it could be the model for safe agent deployment.
IronCurtain: A Framework That Treats AI Agents as Hostile
Former Google and Stripe security head Niels Provos built an open source sandbox that assumes AI agents will go rogue. Here's how it works.