signal402-mcp

Item: signal402-mcp
Rating: 70
Author: M8ven

Enables AI agents to discover, evaluate, and call any x402 API service with automatic USDC payment, including tools for wallet setup, service catalog browsing, recommendations, health checks, and direct API calls.

→ bflynn4141/signal402-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 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@1.0.0GHSA-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

lowzod@3.22.0GHSA-m95q-7qp3-xv42

Zod denial of service vulnerability

lowtsup@8.0.0GHSA-3mv9-4h5g-vhg3

tsup DOM Clobbering vulnerability

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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.

configSIGNAL402_URL

// 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/bflynn4141-signal402-mcp-xjfm6s)](https://m8ven.ai/mcp/bflynn4141-signal402-mcp-xjfm6s)

commit: 61050ff63ac73a9df21678863c91b4fb7f7d1a0e

code hash: 1ff3cd5e1069187f7e8548a2b22ede7af16e69b355d8a4089f7f1831e1304a6a

verified: 6/23/2026, 10:17:29 AM

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