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n8n has XML Node Prototype Pollution that to RCE

🗓️ 29 Apr 2026 21:25:53Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 59 Views

Authenticated users with workflow edit rights can trigger XML Node pollution leading to remote code execution; upgrade to 1.123.32, 2.17.4, or 2.18.1.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-42232
4 May 202618:34
–attackerkb
bdu_fstec
BDU FSTEC
N8n Prototype Object Code Execution
15 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-42232
4 May 202604:17
–circl
cnnvd
CNNVD
n8n security vulnerabilities
4 May 202600:00
–cnnvd
cve
CVE
CVE-2026-42232
4 May 202618:34
–cve
cvelist
Cvelist
CVE-2026-42232 n8n: XML Node Prototype Pollution to RCE
4 May 202618:34
–cvelist
euvd
EUVD
EUVD-2026-27104
4 May 202618:34
–euvd
euvd
EUVD
EUVD-2026-38485
23 Jun 202615:54
–euvd
mend
Mend
CVE-2026-42232
4 May 202618:34
–mend
nessus
Tenable Nessus
n8n Node.js Package < 1.123.32 / 2.x < 2.17.4 / 2.18.x < 2.18.1 XML Node Prototype Pollution RCE (GHSA-hqr4-h3xv-9m3r)
1 May 202600:00
–nessus
Rows per page
Vulners
Node
OR
n8nn8nRange<1.123.32npm
n8nn8nRange2.17.0–2.17.4npm
n8nn8nRange2.18.0–2.18.1npm

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08 May 2026 01:31Current
7.7High risk
Vulners AI Score7.7
CVSS 3.18.8
CVSS 49.4
EPSS0.00529
SSVC
59