CVE-2026-72765

Critical

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.

SeverityCritical

CVSS9.9

Exploit probability—

Product

N8n

PublishedAug 11, 2026

First seenAug 11, 2026

Weakness typeCWE-94Code injection

How to fix

Update

n8n n8n2.31.5 or later
n8n2.32.1, 2.31.5 or later

Vendor advisories

github.com/n8n-io/n8n/security/advisories/GHSA-gv7g-jm28-cr3m

Affected products

Product	Affected versions	Fixed in
n8n n8n	2.31.0 ≤ v < 2.31.5, 2.32.0	2.31.5
n8nnpm	2.32.0 ≤ v < 2.32.1, v < 2.31.5	2.32.1, 2.31.5

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