PT-2026-54039 · N8N · N8N

·

CVE-2026-56350

·

Published

2026-02-26

·

Updated

2026-07-01

CVSS v3.1

7.7

High

VectorAV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions n8n versions prior to 2.8.0
Description An authentication bypass exists that allows authenticated Single Sign-On (SSO) users to disable SSO enforcement via the API. This allows attackers to create local password credentials to authenticate directly, which bypasses organizational SSO policies and multi-factor authentication enforced by the identity provider.
Recommendations Update to version 2.8.0 or later.

Exploit

Fix

Improper Authorization

Improper Privilege Management

Improper Access Control

Improper Authentication

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-56350
GHSA-VJF3-2GPJ-233V

Affected Products

N8N