CVE-2026-49444

n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerability is fixed in 1.123.48, 2.21.8, and 2.22.4.

CVSS v3 8.5 HIGH

8.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.1 / Impact : 4.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/n8n-io/n8n/security/advisories/GHSA-9pq8-m8gp-4p53	Mitigation Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:n8n:n8n::::::node.js::*
	cpe:2.3:a:n8n:n8n::::::node.js::*
	cpe:2.3:a:n8n:n8n::::::node.js::*

History

26 Oct 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) n8n es una plataforma de automatización de flujos de trabajo de código abierto. Antes de 1.123.48, 2.21.8 y 2.22.4, un usuario autenticado con permiso para crear o modificar flujos de trabajo que contengan un Nodo de Código Python podría escapar del sandbox y lograr ejecución de código arbitrario en el contenedor del ejecutor de tareas. Esta vulnerabilidad está corregida en 1.123.48, 2.21.8 y 2.22.4.

Information

Published : 2026-06-23 17:17

Updated : 2026-10-26 11:10

NVD link : CVE-2026-49444

Mitre link : CVE-2026-49444

CVE.ORG link : CVE-2026-49444

JSON object : View

Products Affected

n8n

n8n

CWE

CWE-20

Improper Input Validation

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