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Remote Code Execution vulnerability in n8n (npm) 

Indian – Computer Emergency Response Team (https://www.cert-in.org.in)

Severity Rating: CRITICAL

Software Affected

n8n Workflow Automation Platform (npm) versions prior to 2.0.0

Overview

A critical vulnerability has been reported in n8n Workflow Automation Platform (npm), which could be exploited by an authenticated attacker to execute arbitrary code, perform a sandbox escape, and gain unauthorized access on the targeted system.

Target Audience:

System administrators, DevOps teams and organizations deploying or managing n8n Workflow Automation Platform.

Risk Assessment:

High risk of arbitrary code execution, sandbox escape, and unauthorized access.

Impact Assessment:

Potential for full system compromise, sensitive data exposure, workflow manipulation, service disruption, and unauthorized lateral movement.

Description

n8n is an open-source workflow automation platform used to design, execute and manage automated workflows that integrate applications, services and APIs.

A critical vulnerability exists in the n8n Python Code Node due to sandbox bypass flaw. This vulnerability could be exploited by an authenticated user with permission to create or modify workflows.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary commands, perform a sandbox escape, and gain unauthorized access on the target system running n8n.

Workaround

Disable Code Node: Set the value for environment variable NODES_EXCLUDE to ‘[‘n8n-nodes-base.code’]’ 

Disable python support in Code Node: Set environment variable N8N_PYTHON_ENABLED as false. 

Use environment variables N8N_RUNNERS_ENABLED and N8N_NATIVE_PYTHON_RUNNER to use task runner based python sandbox.

Solution

Apply appropriate updates as mentioned by the vendor:

https://n8n.io/legal/security/

Vendor Information

n8n Workflow Automation Platform

https://n8n.io/

References

 

https://n8n.io/legal/security/

https://github.com/n8n-io/n8n/security/advisories/GHSA-62r4-hw23-cc8v

CVE Name

CVE-2025-68668

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Thanks and Regards,

CERT-In

Incident Response Help Desk

e-mail: incident@cert-in.org.in

Phone: +91-11-22902657

Toll Free Number: 1800-11-4949

Toll Free Fax : 1800-11-6969

Web: http://www.cert-in.org.in

PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4

PGP Key information:

https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS

Postal address:

Indian Computer Emergency Response Team (CERT-In)

Ministry of Electronics and Information Technology

Government of India

Electronics Niketan

6, C.G.O. Complex

New Delhi-110 003

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