Counting MCP Server

Item: Counting MCP Server
Rating: 56
Author: M8ven

A remote MCP server that provides a counting tool, e.g., to count letters in words.

→ rekog-labs/mcp-nest-getting-started · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 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 dependencies3 high2 low

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

high@modelcontextprotocol/sdk@1.17.3GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.17.3GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.17.3GHSA-w48q-cv73-mx4w

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

low@nestjs/common@11.0.1GHSA-cj7v-w2c7-cp7c

nest allows a remote attacker to execute arbitrary code via the Content-Type header

low@nestjs/core@11.0.1GHSA-36xv-jgw5-4q75

@nestjs/core Improperly Neutralizes Special Elements in Output Used by a Downstream Component ('Injection')

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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.

configPORT

// 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 3 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/rekog-labs-mcp-nest-getting-started-70qmdm)](https://m8ven.ai/mcp/rekog-labs-mcp-nest-getting-started-70qmdm)

commit: c9c3c432ab70b8c4cdd81ea9000547eac0b26cf7

code hash: 322720ac35f10d67f1e7e7e8734baf5b48b1643ff652b8cb243139462bc3e09d

verified: 6/23/2026, 10:34:51 AM

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