CVE-2026-109442 piflow 2.0.0 through 2.0.1 Unauthenticated RCE via Chat Agent exec_shell
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-109442?
CVE-2026-109442 is a critical vulnerability in cas-bigdatalab piflow, published on 20 Oct 2026.
Official description
piflow 2.0.0 through 2.0.1 contains a remote code execution vulnerability in its DeepAgents chat agent, whose POST /chat and POST /chat/stream endpoints lack authentication. Attackers can instruct the agent to call the exec_shell tool, which runs arbitrary commands via subprocess.run without human approval or an allow-list, exposing environment secrets such as LLM API keys and database credentials.
Weakness: CWE-306
Which versions are affected by CVE-2026-109442?
How do I fix CVE-2026-109442?
No fix has been published for CVE-2026-109442 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-109442 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-109442 exists.
Sources
Also known as GHSA-9925-27m4-6rvp.