CVE-2026-65593

Medium

Description

n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a server-side request forgery vulnerability in the dynamic-node-parameters endpoints that lack authorization scopes. Authenticated attackers can supply absolute URLs in routing configuration to override baseURL restrictions and make the n8n server issue HTTP requests to arbitrary internal targets when SSRF protection is disabled.

SeverityMedium

CVSS5.4

Exploit probability—

Product

N8n

PublishedJul 22, 2026

First seenJul 22, 2026

Weakness typeCWE-918Server-side request forgery (SSRF)

How to fix

Update

n8n n8n1.123.64, 2.29.8 or later
n8n1.123.64, 2.30.1, 2.29.8 or later

Vendor advisories

github.com/n8n-io/n8n/security/advisories/GHSA-9w78-79q7-r4fp

Affected products

Product	Affected versions	Fixed in
n8n n8n	v < 1.123.64, 2.0.0 ≤ v < 2.29.8, 2.30.0	1.123.64, 2.29.8
n8nnpm	v < 1.123.64, 2.30.0 ≤ v < 2.30.1, 2.0.0-rc.0 ≤ v < 2.29.8	1.123.64, 2.30.1, 2.29.8

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