owasp-security

Identify and remediate OWASP Top 10:2025 security vulnerabilities in code reviews.

Updated Apr 4, 2026
One-click install
npx skills add https://github.com/lioartoil/claude-code-handbook --skill owasp-security-lioartoil
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: owasp-security
Source: https://github.com/lioartoil/claude-code-handbook/tree/main/skills/owasp-security
Command: npx skills add https://github.com/lioartoil/claude-code-handbook --skill owasp-security-lioartoil

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill helps teams perform security-focused code reviews aligned with OWASP Top 10:2025 to identify and remediate vulnerabilities early in the development process.

Core Features & Use Cases

  • OWASP Top 10:2025 aligned review checklist covering A01–A10, secure coding patterns, threat modeling guidance, and risk prioritization.
  • Use Case: When reviewing authentication flows, data handling, or payment logic, apply the checklist to surface misconfigurations, insecure designs, and insecure defaults.

Quick Start

Review a new or existing PR by applying the OWASP Top 10:2025 checklist to identify vulnerabilities.

Frequently Asked Questions about owasp-security

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I perform an OWASP-aligned security code review on a pull request?

Security code reviews identify and remediate vulnerabilities by applying a structured OWASP Top 10:2025 checklist to authentication flows, input handling, and data protection to surface insecure designs and defaults early.

What is threat modeling in secure coding and when is it needed?

Threat modeling is a structured analysis process used during security reviews to identify and prioritize potential risks. It is needed when evaluating complex logic like authentication flows or payment systems to trace vulnerabilities.

How do I check my codebase for OWASP Top 10:2025 vulnerabilities?

Check for OWASP Top 10:2025 vulnerabilities by applying a structured review checklist to your codebase. This evaluates authorization, input handling, and data protection to identify and remediate security flaws with traceable findings.

Can I use an OWASP checklist to secure authentication flows and payment logic?

Yes, an OWASP Top 10:2025 checklist can secure authentication flows and payment logic. It applies secure coding patterns and threat modeling guidance to surface misconfigurations and insecure defaults in these critical areas.

What is the best way to remediate insecure designs found during a security review?

The best way to remediate insecure designs is to apply risk prioritization from the OWASP Top 10:2025 checklist. This provides secure coding patterns to fix identified vulnerabilities in authorization and data protection.

Does a standard security review cover data protection and input handling vulnerabilities?

A standard security review aligned with OWASP Top 10:2025 covers data protection and input handling vulnerabilities. It applies a structured checklist to identify misconfigurations and insecure defaults across codebases and pull requests.