toss-invest-mcp

Item: toss-invest-mcp
Rating: 52
Author: M8ven

Enables natural language interaction with Toss Securities Open API for stock quotes, account management, and order placement via Claude.

→ kimdoogi/toss-mcp · listed on glama

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// key findings

🚨

Secret credentials may flow to a network call

1 flow detected: TOSS_CLIENT_SECRET. 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 1 credential: TOSS_CLIENT_SECRET

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// known CVEs in dependencies3 high

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

high@modelcontextprotocol/sdk@1.12.0GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.12.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.12.0GHSA-w48q-cv73-mx4w

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

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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.

configTOSS_ACCOUNT_SEQ— 계좌 툴에서 accountSeq 생략 시 사용할 기본 계좌 (get_accounts로 확인)

configTOSS_BASE_URL— API 베이스 URL (기본: https://openapi.tossinvest.com)

configTOSS_CLIENT_ID— ✅ OAuth2 클라이언트 ID

🔐 secretTOSS_CLIENT_SECRET— ✅ OAuth2 클라이언트 시크릿

// 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 4 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/kimdoogi-toss-mcp-16hxph)](https://m8ven.ai/mcp/kimdoogi-toss-mcp-16hxph)

commit: 6155b055a4692e6b999aea04cac1fa6b96ef7c09

code hash: e07c8e93f94f1a481a5149ef1e719fe21e021adf95085385ca2987e3511bd259

verified: 7/8/2026, 8:40:47 AM

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