> Vulnerability in Anthropic’s Claude Code Shows Up in Cowork

[SOURCE] Security Boulevard [AUTHOR: Jeffrey Burt] [DATE: 16/01/2026 20:15] [LANGUAGE: EN]

PromptArmor threat researchers uncovered a vulnerability in Anthropic's new Cowork that already was detected in the AI company's Claude Code developer tool, and which allows a threat actor to trick the agent into uploading a victim's sensitive files to their own Anthropic account.
The post Vulnerability in Anthropic’s Claude Code Shows Up in Cowork appeared first on Security Boulevard.

[messages.read_original_source] →