PT-2026-70170

CVE-2026-72768

Published

2026-07-22

Updated

2026-09-01

Description by

CVSS 3.1

8.3

High

MetricsAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Name of the Vulnerable Software and Affected Versions n8n versions prior to 2.32.1

Description Authenticated users can bypass server-side request forgery (SSRF) protections within the MCP Client node. By crafting specific workflows, attackers can send requests to internal or blocked hosts, bypassing the intended security routing to expose internal services and retrieve responses back through the workflow.

Recommendations Update to version 2.32.1 or later.

Exploitability

Exploit

Fix

Impacts

Researchers

Nil340

Vendors

Affected products

Weakness enumeration

CWE-918: Server-Side Request Forgery (SSRF)

Related identifiers