CVE-2026-42232

CRITICAL SEVERITY

CVSS Score & Metrics

Base Score

10.0 / 10

Vector String

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

Vulnerability 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.

Vulnerability Details

Published Date

April 29, 2026

Last Modified

May 06, 2026

CWE ID

CWE-1321

Source

GitHub

Vendor

npm

Product

n8n

External References

https://github.com/n8n-io/n8n/security/advisories/GHSA-hqr4-h3xv-9m3r
https://github.com/advisories/GHSA-hqr4-h3xv-9m3r

CVE-2026-42232

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

Discussion (0)

Add Comment