What is CVE-2026-49444?

CVE-2026-49444 is a high-severity vulnerability in N8n, classified under Improper Input Validation. CVSS score: 8.5/10. Published 2026-06-23.

How severe is CVE-2026-49444?

High severity. CVSS v3 base score is 8.5 out of 10.

Improper input validation in N8n

CVE-2026-49444

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 cod…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.004 (28.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N.

Affected products

N8n
N8n-io N8n — versions < 1.123.48, >= 2.0.0-rc.0, < 2.21.8, >= 2.22.0, < 2.22.4

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-49444?: CVE-2026-49444 is a high-severity vulnerability in N8n, classified under Improper Input Validation. CVSS score: 8.5/10. Published 2026-06-23.
How severe is CVE-2026-49444?: High severity. CVSS v3 base score is 8.5 out of 10.