CVE-2026-49444

n8n: Python sandbox escape

Published Jun 23, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-9pq8-m8gp-4p53 n8n: Python sandbox escape
History
Type Values Removed Values Added
First Time appeared N8n
N8n n8n
Vendors & Products N8n
N8n n8n
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
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.
Title n8n: Python sandbox escape
Weaknesses CWE-20
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 23, 2026, 5:33 PM
Reserved
May 30, 2026, 2:43 AM
Status
Analyzed
Published
Jun 23, 2026, 5:17 PM
Modified
Oct 26, 2026, 11:10 AM