Critical n8n Flaw (CVSS 9.9) Enables Arbitrary Code Execution Across Thousands of Instances
Dec 23, 2025
Vulnerability / Workflow Automation
A critical security vulnerability has been disclosed in the n8n workflow automation platform that, if successfully exploited, could result in arbitrary code execution under certain circumstances. The vulnerability, tracked as CVE-2025-68613 , carries a CVSS score of 9.9 out of a maximum of 10.0. Security researcher Fatih Çelik has been credited with discovering and reporting the flaw. The package has about 57,000 weekly downloads, according to statistics on npm. "Under certain conditions, expressions supplied by authenticated users during workflow configuration may be evaluated in an execution context that is not sufficiently isolated from the underlying runtime," the maintainers of the npm package said . "An authenticated attacker could abuse this behavior to execute arbitrary code with the privileges of the n8n process. Successful exploitation may lead to full compromise of the affected instance, including unauthorized access to sensitive data, modification of w...