Missing Authorization Affecting n8n package, versions <1.99.1
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- published4 Jul 2025
- disclosed3 Jul 2025
- creditpfelilpe,Luciano Sorrentino,Agustin Tedone,ffaggiani
Introduced: 3 Jul 2025
NewCVE-2025-52554 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade n8n to version 1.99.1 or higher.
Overview
n8n is a n8n Workflow Automation Tool
Affected versions of this package are vulnerable to Missing Authorization over the /rest/executions/:id/stop endpoint, which can execute stop a workflow operation on workflows not owned by the user. Long-running and time-sensitive workflows are particularly vulnerable.
Workaround
This vulnerability can be avoided by restricting access to the /rest/executions/:id/stop endpoint via a reverse proxy or API gateway.