MCP OpenAPI Connector

Item: MCP OpenAPI Connector
Rating: 68
Author: M8ven

Enables Claude Desktop and other MCP clients to interact with any OAuth2-authenticated OpenAPI-based API through automatic tool generation from OpenAPI specifications, with built-in token management and authentication handling.

→ ssossan/mcp-openapi-connector · listed on glama

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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.

🔐

You'll be asked for 1 credential: CLIENT_SECRET

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.

high@modelcontextprotocol/sdk@1.0.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.0GHSA-w48q-cv73-mx4w

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.

configAPI_BASE_URL— "": "https://api.example.com",

configAUTH_PATH— /oauth/token

configCLIENT_ID— your-client-id

🔐 secretCLIENT_SECRET— your-client-secret

configCUSTOM_TOOLS_PATH— Then set in your environment:

configOPENAPI_EXCLUDE— deleteItem # Optional: exclude specific operations

configOPENAPI_INCLUDE_ONLY— listItems,createItem # Optional: only include specific operations

configOPENAPI_SPEC_PATH— ./config/openapi.json

configOPENAPI_TOOL_PREFIX— api_ # Optional: prefix for generated tool names

// 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 6 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/ssossan-mcp-openapi-connector-xtd4hu)](https://m8ven.ai/mcp/ssossan-mcp-openapi-connector-xtd4hu)

commit: ecc6fba2a01f74db5690af6a1d96c7afe34cac23

code hash: 6e6ab56952f8a82b50670787cfe236c39a045101a9f203bd5b7054137ebc378a

verified: 6/17/2026, 12:44:05 PM

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