Check Point Advisories

n8n Remote Code Execution (CVE-2026-27577)

Vulnerability
Protection

Check Point Reference:	CPAI-2026-1759
Date Published:	16 Mar 2026
Severity:	Critical
Last Updated:	Monday 16 March, 2026
Source:
Industry Reference:	CVE-2026-27577
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	n8n prior to 1.123.22 n8n 2.0.0 and later, prior to 2.9.3 n8n 2.10.0 and later, prior to 2.10.1
Vulnerability Description	A remote code execution vulnerability in n8n allows authenticated users with workflow creation or modification permissions to execute unintended system commands on the host running n8n.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the n8n Remote Code Execution (CVE-2026-27577) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Server Enforcement Violation.
Attack Information: n8n Remote Code Execution (CVE-2026-27577)