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CVE-2026-42231

🗓️ 04 May 2026 18:30:27Reported by MendType 
mend
 mend
🔗 www.mend.io👁 23 Views

Authenticated prototype pollution in n8n webhook handler allows remote code execution.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-42231
4 May 202618:30
–attackerkb
bdu_fstec
BDU FSTEC
N8n Prototype Object Code Execution
15 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-42231
4 May 202620:51
–circl
cnnvd
CNNVD
n8n security vulnerabilities
4 May 202600:00
–cnnvd
cve
CVE
CVE-2026-42231
4 May 202618:30
–cve
cvelist
Cvelist
CVE-2026-42231 n8n: Prototype Pollution in XML Webhook Body Parser Leads to RCE
4 May 202618:30
–cvelist
githubexploit
GithubExploit
Exploit for Prototype Pollution in N8N
7 May 202601:19
–githubexploit
euvd
EUVD
EUVD-2026-27102
4 May 202618:30
–euvd
github
Github Security Blog
n8n has Prototype Pollution in XML Webhook Body Parser that Leads to RCE
29 Apr 202621:25
–github
kitploit
Kitploit
CVE-2026-42231
29 Oct 202614:00
–kitploit
Rows per page
Vulners
Node
OR
n8nn8nRange2.18.0–2.18.1
n8nn8nRange0.0.1–2.17.4
n8nn8nRange0.0.1–1.123.32
n8nn8nRange2.17.0–2.17.4
n8nn8nRange0.0.1–2.18.1

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07 Oct 2026 22:48Current
7.9High risk
Vulners AI Score7.9
CVSS 49.4
CVSS 3.18.8 - 9.9
EPSS0.00851
SSVC
23