basic-mcp-calculator-server

A simple MCP server that provides basic calculator operations such as add, subtract, multiply, and divide.

→ Yash-synergy/authentication_mcp · 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.

// 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@0.5.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@0.5.0GHSA-w48q-cv73-mx4w

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

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// 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

[![M8ven Score](https://m8ven.ai/badge/mcp/yash-synergy-authentication-mcp-y1hqvz)](https://m8ven.ai/mcp/yash-synergy-authentication-mcp-y1hqvz)

commit: 8b0de3f0c94d99bc1f67a5be1e4871fbf6d169ab

code hash: e02c2704ea8f7e2291c6a7d05ed71cb8b031f44b6b9a7818f7eda48331c63da9

verified: 6/21/2026, 10:15:53 AM

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