agent-mail-mcp

Item: agent-mail-mcp
Rating: 58
Author: M8ven

MCP server that lets AI agents create reviewable physical mail drafts, validate quotes, and pay for postage via MPP or x402 protocols.

→ postalform/agent-mail-mcp · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 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.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// 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@1.17.0GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.17.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.17.0GHSA-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.

configPOSTALFORM_BASE_URL

configPOSTALFORM_MCP_URL

configPOSTALFORM_VALIDATE_URL

// 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/postalform-agent-mail-mcp-1m8i6b)](https://m8ven.ai/mcp/postalform-agent-mail-mcp-1m8i6b)

commit: 1beccc1911bd99cb0a3855f24d3f40ae9029441f

code hash: ff57c864ffa4baaa22c201efdd21ed8d16dc350ca55abbd5e07647045a47178e

verified: 6/20/2026, 9:13:12 AM

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