gsc-mcp-server

Item: gsc-mcp-server
Rating: 70
Author: M8ven

Enables Claude to access Google Search Console data including search performance, URL indexation, sitemaps, and built-in SEO analysis tools such as trending queries, cannibalization detection, and traffic drop diagnostics.

→ serpfire/gsc-mcp-server · listed on glama

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// key findings

🚨

Known vulnerabilities in dependencies: 1 critical, 3 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

🔐

You'll be asked for 2 credentials: GSC_OAUTH_CLIENT_SECRET, GSC_OAUTH_REFRESH_TOKEN

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

// known CVEs in dependencies1 critical3 high

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

critical@modelcontextprotocol/inspector@0.5.0GHSA-7f8r-222p-6f5g

MCP Inspector proxy server lacks authentication between the Inspector client and proxy

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

high@modelcontextprotocol/inspector@0.5.0GHSA-g9hg-qhmf-q45m

MCP Inspector is Vulnerable to Potential Command Execution via XSS When Connecting to an Untrusted MCP Server

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.

configGSC_API_SCOPES— No webmasters.readonly Override scopes (comma-separated)

configGSC_AUTH_MODE— "": "service_account",

configGSC_DB_PATH— No ~/.gsc-mcp/data.db Custom SQLite database path

configGSC_LOG_LEVEL— No info debug / info / warn / error

configGSC_OAUTH_CLIENT_ID— your-client-id \

🔐 secretGSC_OAUTH_CLIENT_SECRET— your-client-secret \

🔐 secretGSC_OAUTH_REFRESH_TOKEN— No — Skip browser flow with a pre-existing token

configGSC_SERVICE_ACCOUNT_KEY_PATH— "": "/path/to/key.json"

configGSC_TOKEN_PATH— No ~/.gsc-mcp/tokens.json Custom token storage path

// 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 8 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/serpfire-gsc-mcp-server-1hbxri)](https://m8ven.ai/mcp/serpfire-gsc-mcp-server-1hbxri)

commit: f091236b043e8746a08c20b856594b498585a688

code hash: 8d2048fd8c08313db6d06361379b3101f3aa0e04db9b739b319eeef0518271aa

verified: 6/18/2026, 11:11:53 AM

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