Improper input validation in N8n

CVE-2026-56349

n8n before version 2.10.0 contains an input validation vulnerability in the Guardrail node that allows attackers to bypass default guardrail instructions. End users can craft malicious inputs to circumvent guardrail protections and comprom…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Affected products

  • N8n — versions 0, 2.10.0

Weakness classification (CWE)

References