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...

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...

CVE-2026-85166

n8n before 2.35.4 and 2.36.x before 2.36.2 fails to 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 p...

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...

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...

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: Incorrect Authorization

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...

PT-2026-84998

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-2026-72763

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

CVE-2026-72763 n8n before 1.123.67 Credential Exfiltration via Sub-Workflow

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

CVE-2026-72763

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

CVE-2026-72763

Affected software: n8n before 1.123.67, 2.31.5, and 2.32.1. The vulnerability arises because credential-access validation applies only to a node’s top-level credentials; credentials referenced inside an Execute Sub-workflow node’s inline JSON are not validated in the parent project context. As a ...

CVE-2026-72763 n8n before 1.123.67 Credential Exfiltration via Sub-Workflow

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

EUVD-2026-56142

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

CVE-2026-72763 n8n before 1.123.67 Credential Exfiltration via Sub-Workflow

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

CVE-2026-72763: Authorization Bypass Through User-Controlled Key

n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential-access only for a node's top-level credentials and not for credentials referenced inside an Execute Sub-workflow node's inline workflow JSON. A member with Editor access to a shared workflow when workflow sharing is enabled who knows a...

Incorrect Authorization

Overview @n8n/n8n-nodes-langchain is a Affected versions of this package are vulnerable to Incorrect Authorization via the Execute Sub-workflow. An attacker can access unauthorized credentials by referencing credential IDs within inline workflow JSON, bypassing intended access controls. Note: Thi...

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...

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...

PT-2026-67358

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...