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NPM: n8n: Prototype Pollution via Workflow Credentials Leads to Unauthenticated User and Project Enumeration

🗓️ 22 Jul 2026 21:57:21Reported by PatchstackType 
patchstack
 patchstack
🔗 patchstack.com👁 6 Views

Prototype pollution in n8n workflow credentials exposes unauthenticated access.

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22 Jul 2026 21:57Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.17.1
CVSS 47.1
EPSS0.0038
SSVC
6