Cybersecurity researchers have uncovered a sandbox escape
vulnerability in Anthropic's Claude Cowork that makes it possible
to break out of the confines of a Linux virtual machine (VM) within
which the agent runs to read or write files anywhere on the Mac.
Accomplish AI, which shared details of the vulnerability with The
Hacker News ahead of publication, said about 500,000 macOS users
running
Read more https://thehackernews.com/2026/07/claude-cowork-flaw-could-let-ai-agent.html

