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y0exchange/mcp

An MCP server that gives AI agents real-time access to DeFi across multiple chains, enabling non-custodial crypto trading, portfolio queries, and transaction execution.

→ y0exchange/mcp· listed on glama
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// key findings
🚨
Secret credentials may flow to a network call
2 flows detected: ONEINCH_API_KEY, ZEROX_API_KEY. We can’t prove the destination matches the brand the credential belongs to.
⚠️
Known vulnerabilities in dependencies: 3 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
🔐
You'll be asked for 10 credentials: ARBISCAN_API_KEY, BASESCAN_API_KEY, BSCSCAN_API_KEY, COINGECKO_API_KEY, ETHERSCAN_API_KEY, INTERNAL_API_TOKEN, ONEINCH_API_KEY, POLYGONSCAN_API_KEY, Y0_API_KEY, ZEROX_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies3 high1 low

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

high@modelcontextprotocol/sdk@1.20.0GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.20.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.20.0GHSA-w48q-cv73-mx4w

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

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

tsup DOM Clobbering vulnerability

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.
🔐 secretARBISCAN_API_KEY— Arbiscan (falls back to Etherscan key)
🔐 secretBASESCAN_API_KEY— BaseScan (falls back to Etherscan key)
🔐 secretBSCSCAN_API_KEY— BSCScan API key
🔐 secretCOINGECKO_API_KEY— CoinGecko Pro key (optional, free tier works)
🔐 secretETHERSCAN_API_KEY— Etherscan API key
🔐 secretINTERNAL_API_TOKEN
configMCP_PAYLOAD_URL
🔐 secretONEINCH_API_KEY— [1inch](https://1inch.io) swap API key (fallback)
configONEINCH_REFERRER_ADDRESS
🔐 secretPOLYGONSCAN_API_KEY— PolygonScan (falls back to Etherscan key)
configPORT— Environment variable controls the listening port (default: 3100).
configSIGNING_SERVICE_URL— e =https://api.y0.exchange \
🔐 secretY0_API_KEY— "": "y0_your_api_key_here"
configZEROX_AFFILIATE_ADDRESS
🔐 secretZEROX_API_KEY— e =your_key \
// 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/y0exchange-mcp-1g22zu)](https://m8ven.ai/mcp/y0exchange-mcp-1g22zu)
commit: 4869436636049e78def8e2e20b9f5142e43710d9
code hash: 2c12aedbd401fe9efc4e7f16774da3fd3e32dfbc1d9b79fb760631fed413c770
verified: 7/21/2026, 8:35:21 AM
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