CuraSec

Plan active

DeepSeek Harness Flaw Lets AI Agent Disable Its Own Sandbox

2026-09-09 15:05 UTC · The Hacker News · read the source ↗ #ai-agents#sandbox-escape#developer-tools
  • Engineer — Plan: If your team uses DeepSeek Harness for AI coding agents, verify you are on a patched version and audit whether agents have been granted excessive tool permissions; no active exploitation signals yet, but the bypass requires only a single command.
  • SOC/IR — Learn: Illustrates a novel attack class where an AI agent escapes its sandbox via the harness’s own API — no IOCs or active exploitation to hunt for today, but worth tracking as AI coding agent adoption grows.
  • Leader — Learn: Concrete example of AI agent trust boundary failure useful for AI security governance discussions; no board-level event, but reinforces the need for policy on approved AI coding tools before they proliferate.
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