CVE-2026-85166

n8n before 2.35.4 and 2.36.x before 2.36.2 does not validate credential references in the inline workflow JSON of nodes that execute an inline sub-workflow e.g., the Workflow Tool node. A shared-workflow editor, or any user creating/updating a workflow via the REST API, Public API, or MCP, can...

EUVD-2026-70401

n8n before 2.35.4 and 2.36.x before 2.36.2 does not validate credential references in the inline workflow JSON of nodes that execute an inline sub-workflow e.g., the Workflow Tool node. A shared-workflow editor, or any user creating/updating a workflow via the REST API, Public API, or MCP, can...

CVE-2026-85166 n8n before 2.36.2 Credential Exfiltration via Workflow Tool Node

n8n before 2.35.4 and 2.36.x before 2.36.2 does not validate credential references in the inline workflow JSON of nodes that execute an inline sub-workflow e.g., the Workflow Tool node. A shared-workflow editor, or any user creating/updating a workflow via the REST API, Public API, or MCP, can...

GHSA-CJ9H-QX8G-PQ2G n8n: Shared-Workflow Editor Can Exfiltrate Credentials via Inline Sub-Workflow JSON

Impact n8n's credential-access checks validated only a node's top-level credentials, not credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with editor access to a shared workflow could reference a credential they were not permitted to use inside that inli...