CVE-2026-55608Published

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

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-55608

Published

n8n-mcp

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "czlonkowski",
                    "product": "n8n-mcp",
                    "versions": [
                        {
                            "version": "< 2.57.4",
                            "status": "affected"
                        }
                    ]
                }