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arc-mcp-hub

A thin, deterministic MCP hub for SAP BTP that routes connections to multiple SAP systems behind one login, preserving per-user identity.

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// key findings
🚨
Known vulnerabilities in dependencies: 2 critical
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
🔐
You'll be asked for 1 credential: ARC_HUB_DCR_SIGNING_SECRET
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies2 critical

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

criticalvitest@3.0.0GHSA-5xrq-8626-4rwp

When Vitest UI server is listening, arbitrary file can be read and executed

criticalvitest@3.0.0GHSA-9crc-q9x8-hgqq

Vitest allows Remote Code Execution when accessing a malicious website while Vitest API server is listening

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// required environment variables
This server reads these from process.env. You'll be asked to provide them before it can run.
configARC_HUB_ALLOWED_ORIGINSno CSV CORS allowlist for browser MCP clients (e.g. https://claude.ai).
🔐 secretARC_HUB_DCR_SIGNING_SECRETrecommended Stable secret so cached client_ids survive cf deploy. openssl rand -base64 48.
configPORTno Defaults to 9000 (CF sets it).
// full audit trail
The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.
// improvement guidance — verified publishers only
We have 2 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Score](https://m8ven.ai/badge/mcp/arc-mcp-mcp-hub-197mr7)](https://m8ven.ai/mcp/arc-mcp-mcp-hub-197mr7)
commit: 8c8d35b7bd2d60f7436c13575a03c36f7d468e5b
code hash: f936fdb467a02dcda28b94916b0e4239c33fa2242587ff8b0630b544b721b39f
verified: 6/19/2026, 10:51:45 AM
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