Threat Intelligence / CVE / CVE-2026-25049

CVE-2026-25049

CVSS 9.9 (CRITICAL) · EPSS 0.0% · Published 2026-02-04

n8n is an open source workflow automation platform. Prior to versions 1.123.17 and 2.5.2, an authenticated user with permission to create or modify workflows could abuse crafted expressions in workflow parameters to trigger unintended system command execution on the host running n8n. This issue has been patched in versions 1.123.17 and 2.5.2.

CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)

CWE-913

Threats tracking this CVE

n8n Multi-CVE Vulnerability Cascade — Expression Sandbox Escape, Pyodide RCE, Arbitrary File Write, Command Injection (9 CVEs, 2× CVSS 10.0) — CRITICAL

References

https://github.com/n8n-io/n8n/commit/7860896909b3d42993a36297f053d2b0e633235d
https://github.com/n8n-io/n8n/commit/936c06cfc1ad269a89e8ef7f8ac79c104436d54b
https://github.com/n8n-io/n8n/security/advisories/GHSA-6cqr-8cfr-67f8

Full detection coverage & IOCs for threats exploiting CVE-2026-25049 are available via the Threadlinqs MCP server (Purple tier). View plans →

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