CVE-2026-49444
High
Description
n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerability is fixed in 1.123.48, 2.21.8, and 2.22.4.
SeverityHigh
CVSS8.5
Exploit probability—
Product
N8n
PublishedJun 23, 2026
First seenJun 23, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- n8n n8n1.123.48, 2.21.8, 2.22.4 or later
- n8n1.123.48, 2.22.4, 2.21.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| n8n n8n | v < 1.123.48, 2.0.0 ≤ v < 2.21.8, 2.22.0 ≤ v < 2.22.4 | 1.123.48, 2.21.8, 2.22.4 |
| n8nnpm | v < 1.123.48, 2.22.0 ≤ v < 2.22.4, 2.0.0-rc.0 ≤ v < 2.21.8 | 1.123.48, 2.22.4, 2.21.8 |
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