Improper Control of Dynamically‑Managed Code Resources in n8n Leads to Remote Code Execution (CVE‑2025‑68613)
What It Is – n8n’s workflow expression engine fails to properly restrict dynamically‑managed code resources, allowing an attacker to inject and execute arbitrary code on the host running the automation platform.
Exploitability – The vulnerability is publicly disclosed (CVE‑2025‑68613) and classified as a remote code execution (RCE) flaw. No public exploit has been observed yet, but a proof‑of‑concept exists and the CVSS base score is rated 7.8 (High).
Affected Products – n8n (open‑source workflow automation tool, all versions prior to the vendor‑released patch).
Why It Matters for Trust & Control Assurance
- Control of Execution Environments – Organizations must demonstrate that third‑party services enforce strict code‑execution boundaries; a breach here erodes the audit trail for secure processing.
- Continuous Vendor Oversight – Ongoing monitoring of third‑party patch status and security posture is a core evidence point for a defensible control‑assurance program.
- Defensible Incident Evidence – Logging of expression evaluations and runtime activity provides the forensic data needed to satisfy auditors when a supply‑chain exploit occurs.
Recommended Actions
- Apply the vendor‑released patch for CVE‑2025‑68613 immediately.
- Harden n8n deployment: restrict network access, enforce least‑privilege execution contexts, and enable detailed logging of workflow evaluations.
- Incorporate the patch status into your third‑party risk management workflow and capture evidence of remediation for audit readiness.
- Conduct a rapid code‑review of any custom expressions to ensure they do not expose unsafe runtime capabilities.
Source: CISA KEV – CVE‑2025‑68613