JavaScript security audit

Community

Secure your JavaScript, block vulnerabilities.

Authorcynthiateeters
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill systematically analyzes JavaScript for common vulnerabilities, aligning with OWASP Top 10. It prevents security flaws like Cross-Site Scripting (XSS) and ensures educational web projects maintain strong client-side security practices.

Core Features & Use Cases

  • Input Validation: Enforces whitelist validation for all user input and external data, preventing injection attacks.
  • XSS Prevention: Guides safe HTML insertion methods, avoiding dangerous functions like innerHTML with untrusted content.
  • Dangerous Function Checks: Identifies and flags risky JavaScript patterns such as eval() or document.write().
  • Use Case: Before deploying any new interactive demo or feature, run this Skill to automatically audit your JavaScript for security flaws, ensuring your content is safe and robust.

Quick Start

Example: Check for dangerous functions before committing

grep -r 'eval(' .claude/skills/security-audit/ grep -r 'Function(' .claude/skills/security-audit/ grep -r 'document.write(' .claude/skills/security-audit/

Dependency Matrix

Required Modules

None required

Components

Standard package

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: JavaScript security audit
Download link: https://github.com/cynthiateeters/hap-learning-lab-template/archive/main.zip#javascript-security-audit

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
View Source Repository