microsoft

owasp-mcp

OWASP MCP Top 10 knowledge base for identifying, assessing, and remediating Model Context Protocol security risks.

microsoft 1,367 270 Updated 2mo ago

Resources

1
GitHub

Install

npx skillscat add microsoft/hve-core/owasp-mcp

Install via the SkillsCat registry.

SKILL.md

OWASP MCP Top 10 — Skill Entry

This SKILL.md is the entrypoint for the MCP Vulnerabilities skill.

The skill encodes the OWASP MCP Top 10 (2025) as structured, machine-readable references
that an agent can query to identify, assess, and remediate MCP security risks.

Normative references (MCP Top 10)

  1. 00 Vulnerability Index
  2. 01 Token Mismanagement and Secret Exposure
  3. 02 Privilege Escalation via Scope Creep
  4. 03 Tool Poisoning
  5. 04 Software Supply Chain Attacks and Dependency Tampering
  6. 05 Command Injection and Execution
  7. 06 Prompt Injection via Contextual Payloads
  8. 07 Insufficient Authentication and Authorization
  9. 08 Lack of Audit and Telemetry
  10. 09 Shadow MCP Servers
  11. 10 Context Injection and Over-Sharing

Skill layout

  • SKILL.md — this file (skill entrypoint).
  • references/ — the MCP Top 10 normative documents.
    • 00-vulnerability-index.md — index of all vulnerability identifiers, severities, and cross-references.
    • 01 through 10 — one document per vulnerability aligned with OWASP MCP numbering.

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