Incorrect Authorization Affecting n8n package, versions <1.123.55>=2.0.0-rc.0 <2.25.7>=2.26.0 <2.26.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Incorrect Authorization vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-JS-N8N-17430990
- published23 Jun 2026
- disclosed23 Jun 2026
- creditMo'men Elkhouli
Introduced: 23 Jun 2026
NewCVE-2026-54307 (opens in a new tab)How to fix?
Upgrade n8n to version 1.123.55, 2.25.7, 2.26.2 or higher.
Overview
n8n is a n8n Workflow Automation Tool
Affected versions of this package are vulnerable to Incorrect Authorization in the shared workflows. An attacker can gain unauthorized access to credentials belonging to other users by exploiting insufficient ownership checks via specific public API endpoints.