Intel

AIKIDO-2025-10023

n8n-core is vulnerable to Prototype Pollution

Prototype Pollution Pre-CVE
Found by Aikido Intel before public disclosure or CVE publication.
Published Jan 16, 2025

82

High Risk

This Affects:

JSn8n-core
1.62.1 - 1.74.1
Fixed in 1.75.0
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TL;DR

Affected versions of this package are affected by a prototype pollution vulnerability that can occur due to improper handling in the task runner, allowing attackers to modify the prototypes of internal classes. By injecting specially crafted attributes, an attacker can manipulate the behavior of objects, which may lead to unauthorized access or compromise the application.

Who does this affect?

You are affected if you are using a version that falls within the vulnerable range.

Background info

n8n-core is vulnerable to Prototype Pollution in versions 1.62.1 - 1.74.1.

How to fix this

Upgrade the n8n-core library to the patch version.