mcp-security-scan

mcp-security-scan is an Agent security & guardrails skill for AI agents, published by cisco-ai-defense in the mcp-scanner repository on GitHub. Skillspace rates mcp-security-scan F (45/100) and the safety scan rated it risky; the rating is based on static analysis only.

Scans MCP servers, tools, prompts, and resources for security vulnerabilities using YARA rules, LLM analysis, and Cisco AI Defense API. Use this skill when the user wants to check MCP servers for security issues, detect prompt injection, tool poisoning, or analyze MCP configurations for threats.

Grade
F
Quality
45 / 100
Safety
Risky
GitHub stars
989

Unproven: rated by static analysis only, not yet compared head-to-head.

Our two independent classifiers differ on this skill's category, so treat the placement as provisional.

This rating describes the version of the repository we crawled; it may have changed since.

Our review

Architecture
96 / 100
Maturity
Basic: a single SKILL.md
Security scan
High-risk patterns
License
Apache-2.0
Adoption
Adopted by 0 other repositories, in 1 collections

What the scanner flagged

  • exfiltration language
  • mentions secrets in text

Not checked yet

  • Not judged on the rubric yet (not a contender in its category)
  • No blind task eval yet
  • Scope (portable / vendor / repo-internal) not assessed; only the top of each category is read for scope
  • Sibling files (scripts, references) not fetched; security scan covers SKILL.md only

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