Splitwise MCP Server

Item: Splitwise MCP Server
Rating: 56
Author: M8ven

A standalone MCP server that provides complete access to the Splitwise API, enabling natural language management of expenses, groups, friends, and notifications in MCP-compatible clients like Claude Desktop and VS Code Copilot.

→ svarun115/splitwise-mcp-server · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 17 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.

🔐

You'll be asked for 3 credentials: SPLITWISE_ACCESS_TOKEN, SPLITWISE_CONSUMER_KEY, SPLITWISE_CONSUMER_SECRET

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

// known CVEs in dependencies17 high13 low

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

high@modelcontextprotocol/sdk@1.20.1GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.20.1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.20.1GHSA-w48q-cv73-mx4w

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

highaxios@1.6.0GHSA-35jp-ww65-95wh

axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`

highaxios@1.6.0GHSA-3g43-6gmg-66jw

axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge

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.

configPORT— "": "3002"

🔐 secretSPLITWISE_ACCESS_TOKEN— your_access_token_here

configSPLITWISE_API_BASE_URL

🔐 secretSPLITWISE_CONSUMER_KEY

🔐 secretSPLITWISE_CONSUMER_SECRET

configWS_BACKEND_URL— ws://localhost:4001 npm run adapter

// 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/svarun115-splitwise-mcp-server-uh545u)](https://m8ven.ai/mcp/svarun115-splitwise-mcp-server-uh545u)

commit: f8262926653efa8a0d721732b4b69bb442b53c4e

code hash: db41be75db3f53aef5c5b539dce0101b862817957d8d2c825c269170ed3668b8

verified: 6/18/2026, 10:46:43 AM

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