n8n before 2.31.5 and before 2.32.1 contain a sandbox escape vulnerability in expression evaluation. An authenticated user with permission to create or modify workflows can craft expressions using arrow-function bodies to bypass the expression sandbox, triggering system command execution on the host running n8n. The issue is fixed in versions 2.31.5 and 2.32.1.

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History

Tue, 11 Aug 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 11 Aug 2026 12:30:00 +0000

Type Values Removed Values Added
Description n8n before 2.31.5 and before 2.32.1 contain a sandbox escape vulnerability in expression evaluation. An authenticated user with permission to create or modify workflows can craft expressions using arrow-function bodies to bypass the expression sandbox, triggering system command execution on the host running n8n. The issue is fixed in versions 2.31.5 and 2.32.1.
Title n8n before 2.32.1 Remote Code Execution via Expression Sandbox Escape
First Time appeared N8n
N8n n8n
Weaknesses CWE-94
CPEs cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*
Vendors & Products N8n
N8n n8n
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-11T17:50:33.952Z

Reserved: 2026-08-10T15:06:16.417Z

Link: CVE-2026-72765

cve-icon Vulnrichment

Updated: 2026-08-11T17:44:23.392Z

cve-icon NVD

Status : Received

Published: 2026-08-11T13:19:06.670

Modified: 2026-08-11T18:18:24.623

Link: CVE-2026-72765

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses