Grey Ridge x402 MCP

Item: Grey Ridge x402 MCP
Rating: 56
Author: M8ven

Enables AI agents to access crypto prices, DeFi yields, Polymarket data, Base chain info, and security scans with pay-per-call via USDC on Base mainnet.

→ rezearcher/x402-data-api · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 5 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.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// known CVEs in dependencies5 high25 low

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

highhono@4.7.11GHSA-3vhc-576x-3qv4

Hono JWK Auth Middleware has JWT algorithm confusion when JWK lacks "alg" (untrusted header.alg fallback)

highhono@4.7.11GHSA-88fw-hqm2-52qc

hono: CORS Middleware reflects any Origin with credentials when `origin` defaults to the wildcard

highhono@4.7.11GHSA-f67f-6cw9-8mq4

Hono JWT Middleware's JWT Algorithm Confusion via Unsafe Default (HS256) Allows Token Forgery and Auth Bypass

highhono@4.7.11GHSA-m732-5p4w-x69g

Hono Improper Authorization vulnerability

highhono@4.7.11GHSA-q5qw-h33p-qvwr

Hono vulnerable to arbitrary file access via serveStatic vulnerability

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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.

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[![M8ven Score](https://m8ven.ai/badge/mcp/rezearcher-x402-data-api-1ubf2b)](https://m8ven.ai/mcp/rezearcher-x402-data-api-1ubf2b)

commit: ffbf3fc88ecb1bb4e6830da8d223497eb91e8416

code hash: 40b545cf5f5e363bbabf02f794effb684a1b15f5277d05e018cb7f8335eebb89

verified: 7/21/2026, 8:51:56 AM

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