n8n: n8n MCP Browser HTTP Transport Exposes Unauthenticated Browser-Control Sessions_CVE-2026-54309
n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP transport mode, the MCP endpoint accepts session initialization and tool invocation requests without any authentication. Any network-reachable client, or any we...