PostProxy MCP Server

Integrates PostProxy API with Claude Code for publishing posts, checking statuses, and managing social media profiles across multiple platforms.

→ postproxy/postproxy-mcp · listed on glama

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// key findings

🚨

Secret credentials may flow to a network call

1 flow detected: POSTPROXY_API_KEY. We can’t prove the destination matches the brand the credential belongs to.

⚠️

Known vulnerabilities in dependencies: 2 high

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

🔐

You'll be asked for 1 credential: POSTPROXY_API_KEY

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

// known CVEs in dependencies2 high

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

high@modelcontextprotocol/sdk@1.0.0GHSA-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

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.

🔐 secretPOSTPROXY_API_KEY— claude mcp add --transport stdio postproxy-mcp --env =your-api-key --env POSTPROXY_BASE_URL=https://api.postproxy.dev/api -- postproxy-mcp

configPOSTPROXY_BASE_URL— claude mcp add --transport stdio postproxy-mcp --env POSTPROXY_API_KEY=your-api-key --env =https://api.postproxy.dev/api -- postproxy-mcp

configPOSTPROXY_MCP_DEBUG— Enable debug mode (=1) to see detailed logging about draft parameter handling

// 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 2 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/postproxy-postproxy-mcp-11vywq)](https://m8ven.ai/mcp/postproxy-postproxy-mcp-11vywq)

commit: 5ce770a24c644a26639bec864032a502827835ef

code hash: e63463fa5a24589ae9c91bd51ac9c50fcc071d4a4c05f8e0b73840fc87d119b3

verified: 6/10/2026, 10:54:38 AM

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