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billy-mcp
An MCP server for Danish accounting via Billy.dk API, enabling natural-language control over invoices, bank lines, reports, and more, with a write-guard for safety.
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// key findings
⚠️
Known vulnerabilities in dependencies: 2 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
✅
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
✅
Open source with a license and README
Anyone can audit the code, the license is declared, and the publisher documents what it does.
🔐
You'll be asked for 1 credential: BILLY_API_TOKEN
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies2 high
Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
Anthropic's MCP TypeScript SDK has a ReDoS vulnerability
Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default
Depend on this server? Get alerted when its CVEs change.Watch this server free →
// required environment variables
This server reads these from
process.env. You'll be asked to provide them before it can run.🔐 secret
BILLY_API_TOKEN— 3. Ask me for my Billy API token (I'll get it from billy.dk → Settings → Access tokens → Create new). Save it to ~/billy-mcp/.env as =...// 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 5 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
[](https://m8ven.ai/mcp/cimalys-billy-mcp-1do03y)commit: 4f7bd0d5ea9f93388dd931c7c195beafdc8e7ca0
code hash: a5c00f2aa27aa837c28f7ec90e4657878a8cb5c635ac384e6525b63b1df28355
verified: 6/15/2026, 12:54:59 PM