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 could achieve global prototype pollution via the XML Node leading to RCE when combined with other nodes exploiting the prototype pollution. This issue has been patched in versions 1.123.32, 2.17.4, and 2.18.1.

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Fixes

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Workaround

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History

Mon, 04 May 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 04 May 2026 19:00:00 +0000

Type Values Removed Values Added
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 could achieve global prototype pollution via the XML Node leading to RCE when combined with other nodes exploiting the prototype pollution. This issue has been patched in versions 1.123.32, 2.17.4, and 2.18.1.
Title n8n: XML Node Prototype Pollution to RCE
Weaknesses CWE-1321
References
Metrics cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-05-04T19:41:20.552Z

Reserved: 2026-04-25T05:37:12.117Z

Link: CVE-2026-42232

cve-icon Vulnrichment

Updated: 2026-05-04T19:41:16.339Z

cve-icon NVD

Status : Received

Published: 2026-05-04T19:16:05.610

Modified: 2026-05-04T19:16:05.610

Link: CVE-2026-42232

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-04T20:30:08Z

Weaknesses