CVE-2026-42234HIGH 8.8EPSS p28.0%

CVE-2026-42234CVE-2026-42234

Description

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, 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 issue only affects instances where the Python Task Runner is enabled. This issue has been patched in versions 1.123.32, 2.17.4, and 2.18.1.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.36% probability of exploitation · percentile 28.0% · 2026-06-19T12:03:05Z
Published2026-05-04
Last modified2026-05-06

Underlying weaknesses· 1

CWE-94

References

  1. https://github.com/n8n-io/n8n/security/advisories/GHSA-44v6-jhgm-p3m4

1

TypeTargetConfidenceTier
WeaknessImproper Control of Generation of Code ('Code Injection')cwe-940%live

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Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.