insecure-plugin-design

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

Detects LLM tool definitions without parameter validation, allowing prompt injection to escalate into file/shell/network access. Use when writing LLM tool definitions, function schemas for tool use, plugin or extension handlers, or any code that defines what actions an LLM can take via tools. Also invoke when implementing tool parameter validation.

Grade
F
Quality
45 / 100
Safety
Risky
GitHub stars
20

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

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

Our review

Architecture
94 / 100
Maturity
Basic: a single SKILL.md
Security scan
High-risk patterns
License
MIT
Adoption
Adopted by 0 other repositories, in 0 collections

What the scanner flagged

  • exfiltration language

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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