react-security

Identify XSS vulnerabilities and unsafe HTML or URL handling in React applications.

47|5|Updated Apr 25, 2026
One-click install
npx skills add https://github.com/RedHatProductSecurity/prodsec-skills --skill react-security-redhatproductsecurity
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: react-security
Source: https://github.com/RedHatProductSecurity/prodsec-skills/tree/main/module/skills/react-security
Command: npx skills add https://github.com/RedHatProductSecurity/prodsec-skills --skill react-security-redhatproductsecurity

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

It helps developers prevent cross-site scripting (XSS) and other code injection vulnerabilities in React applications.

Core Features & Use Cases

  • Identify unsafe data rendering practices in React components to avoid XSS risks.
  • Show how to safely inject HTML by sanitizing content with libraries like DOMPurify.
  • Use case: Audit a React project where user input may be rendered insecurely, ensuring protections are correctly implemented.

Quick Start

Evaluate your React app’s security by reviewing your component rendering for unsafe HTML handling or unvalidated URL usage.

Frequently Asked Questions about react-security

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

FAQPage Schema
How do I prevent XSS vulnerabilities in React components?

To prevent XSS vulnerabilities in React, you must identify unsafe data rendering practices and sanitize content before injection. This Skill assists in auditing components to ensure secure data rendering and DOM manipulation practices for safer web development.

What is the best way to safely inject HTML in a React application?

The best way to safely inject HTML in React is by sanitizing content with libraries like DOMPurify. This Skill shows how to implement these sanitization practices to prevent cross-site scripting and code injection vulnerabilities.

Why does React still have XSS risks if it escapes data by default?

React still has XSS risks because unsafe HTML handling or unvalidated URL usage can bypass default escaping. This Skill helps identify these insecure data rendering practices to avoid XSS risks in your application.

How do I audit a React project for unsafe HTML handling and URL injection?

You audit a React project by reviewing component rendering for unsafe HTML handling or unvalidated URL usage. This Skill assists in evaluating your app's security to ensure protections are correctly implemented.

Does this approach cover server-side rendering (SSR) security for React?

Yes, this approach covers server-side rendering (SSR) security by addressing HTML injection vulnerabilities. It ensures secure data rendering and DOM manipulation practices across your React application.

When do I need DOMPurify for React sanitization?

You need DOMPurify for React sanitization when rendering untrusted user input that requires raw HTML injection. This Skill demonstrates how to use such libraries to mitigate XSS vulnerabilities and ensure safe data rendering.