GHSA-f3rg-xqjj-cj9w
Medium · 6.5CVSS
6.5
EPSS
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Published
May 18, 2026
CISA due date
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The record
n8n-MCP: Workflow telemetry sanitizer could retain partial values from URL-shaped node parameters
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | n8n-mcp | 0 | 2.51.3 |
Related vulnerabilities
- CVE-2026-45582 n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation… Same vulnerability
- CVE-2026-45707 n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation… Also affects n8n-mcp
- GHSA-jxx9-px88-pj69 n8n-MCP: Multi-tenant MCP requests fall back to process-level n8n credentials when tenant… Also affects n8n-mcp
- CVE-2026-42282 n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation… Also affects n8n-mcp
- CVE-2026-44694 n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation… Also affects n8n-mcp
- CVE-2026-41495 n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation… Also affects n8n-mcp
- GHSA-8g7g-hmwm-6rv2 n8n-mcp affected by path traversal, redirect-following SSRF, and telemetry payload… Also affects n8n-mcp
- GHSA-cmrh-wvq6-wm9r n8n-mcp webhook and API client paths has an authenticated SSRF Also affects n8n-mcp