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n8n: Prototype Pollution in XML and GSuiteAdmin node parameters lead to RCE

🗓️ 26 Mar 2026 16:41:01Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 15 Views

GSuiteAdmin node prototype pollution enables remote code execution by authenticated users; fixed in n8n versions 2.14.1, 2.13.3, 1.123.27.

Related
Detection
Refs
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Family
attackerkb
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CVE-2026-33696
25 Mar 202617:40
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25 Mar 202620:47
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n8n 安全漏洞
25 Mar 202600:00
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CVE-2026-33696
25 Mar 202617:40
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CVE-2026-33696 n8n Vulnerable to Prototype Pollution in XML & GSuiteAdmin node parameters lead to RCE
25 Mar 202617:40
cvelist
euvd
EUVD
EUVD-2026-15945
26 Mar 202616:41
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25 Mar 202618:16
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osv
OSV
GHSA-MXRG-77HM-89HV n8n: Prototype Pollution in XML and GSuiteAdmin node parameters lead to RCE
26 Mar 202616:41
osv
ptsecurity
Positive Technologies
PT-2026-28079
25 Mar 202600:00
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redhatcve
RedhatCVE
CVE-2026-33696
26 Mar 202623:03
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Rows per page
Vulners
Node
OR
n8nn8nRange<1.123.27npm
n8nn8nRange2.0.0-rc.02.13.3npm
n8nn8nMatch2.14.0npm

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26 Mar 2026 16:41Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.18.8
CVSS 49.4
EPSS0.00765
SSVC
15