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OksigeniaSL/checker-mcp

A domain security and privacy checker MCP server that runs locally, performing DNS, TLS, HTTP, and RDAP lookups to generate a scored report covering certificates, email authentication, DNS, and web security headers.

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// key findings
🚨
Known vulnerabilities in dependencies: 2 critical, 3 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
// known CVEs in dependencies2 critical3 high

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

criticalvitest@2.1.8GHSA-5xrq-8626-4rwp

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

criticalvitest@2.1.8GHSA-9crc-q9x8-hgqq

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

high@modelcontextprotocol/sdk@1.12.0GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.12.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.12.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

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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.
configOKSIGENIA_LANG"env": { "": "en" }
// 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 7 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/oksigeniasl-checker-mcp-1a29cp)](https://m8ven.ai/mcp/oksigeniasl-checker-mcp-1a29cp)
commit: 2b065af8c18a371ec5b517f6727a4fb2745bfcb6
code hash: d85d5d50073a6d74ddaefdcb6d450285b729b1a7a412f31e6d090c14da438f6e
verified: 7/23/2026, 9:02:03 AM
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