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n8n-mcp

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11 Total advisories
11 Vulnerabilities
0 Malware

Vulnerabilities

MEDIUM 4.2
npm

CVE-2026-55608

n8n-MCP: Incorrect authorization can expose default-scope workflow version backups in multi-tenant HTTP mode
CRITICAL 9.9
npm

CVE-2026-54052

n8n-MCP: Cross-tenant access to workflow version backups in multi-tenant HTTP deployments
HIGH 8.1
npm

CVE-2026-45707

n8n-MCP: Multi-tenant MCP requests fall back to process-level n8n credentials when tenant headers are absent or incomplete
MEDIUM 6.5
npm

CVE-2026-45582

n8n-MCP: Workflow telemetry sanitizer could retain partial values from URL-shaped node parameters
UNKNOWN
npm

CVE-2026-44694

n8n-mcp webhook and API client paths has an authenticated SSRF
MEDIUM 4.3
npm

CVE-2026-42282

n8n-MCP: Sensitive MCP tool-call arguments logged on authenticated requests in HTTP mode
MEDIUM 5.3
npm

CVE-2026-41495

n8n-MCP Logs Sensitive Request Data on Unauthorized /mcp Requests
HIGH 8.5
npm

CVE-2026-42449

n8n-mcp's IPv4-mapped IPv6 addresses bypass SSRF protection in validateUrlSync(), enabling full SSRF for SDK embedders
HIGH 8.3
npm

GHSA-8g7g-hmwm-6rv2

n8n-mcp affected by path traversal, redirect-following SSRF, and telemetry payload exposure
HIGH 8.2
npm

GHSA-75hx-xj24-mqrw

n8n-mcp has unauthenticated session termination and information disclosure in HTTP transport
HIGH 8.5
npm

CVE-2026-39974

n8n-mcp has authenticated SSRF via instance-URL header in multi-tenant HTTP mode

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