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Security audit

MCP Server Development & Monetization Guide: Build, Publish, and Profit from the Tool Integration Standard

Security checks across malware telemetry and agentic risk

Overview

This appears to be a non-executable educational skill, but it asks for a real Stripe API key without a clear need.

Review before installing. Do not provide a production Stripe API key for this skill unless the publisher explains exactly why it is required, what actions it enables, and how to use a restricted or test-mode key. There is no evidence of malware or automatic execution in the supplied artifact, but the credential request is overbroad for the stated guide-only purpose.

SkillSpector

By NVIDIA
Vulnerability Patterns
  • Excessive AgencyUnrestricted Tool Access, Autonomous Decision Making, Scope Creep
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
Findings (1)

Context-Inappropriate Capability

Medium
Confidence
94% confidence
Finding
The skill metadata declares a required STRIPE_API_KEY credential even though the file is a non-executable markdown guide and the introduction says no API key is required to get started. Requiring a real payment credential for static educational content can cause unnecessary exposure of sensitive secrets to the hosting platform or any future tooling that reads skill environment variables.

VirusTotal

66/66 vendors flagged this skill as clean.

View on VirusTotal

Static analysis

No suspicious patterns detected.