xss-payload-detection

Detect XSS attack patterns in web content against OWASP benchmarks.

836|66|Updated Feb 3, 2025
One-click install
npx skills add https://github.com/kreuzberg-dev/html-to-markdown --skill xss-payload-detection
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: xss-payload-detection
Source: https://github.com/kreuzberg-dev/html-to-markdown/tree/main/.ai-rulez/domains/safety-sanitization/skills/xss-payload-detection
Command: npx skills add https://github.com/kreuzberg-dev/html-to-markdown --skill xss-payload-detection

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill identifies and helps prevent Cross-Site Scripting (XSS) attacks by detecting malicious patterns within web content.

Core Features & Use Cases

  • Pattern Detection: Identifies common XSS vectors like event handlers, JavaScript URLs, and SVG/CSS injection techniques.
  • Security Enhancement: Aids in sanitizing user input and protecting against script-based attacks.
  • Use Case: Before publishing user-generated comments on a forum, use this Skill to scan the content for any embedded XSS payloads, ensuring the safety of other users.

Quick Start

Scan the provided text for any potential XSS attack patterns.

Frequently Asked Questions about xss-payload-detection

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

FAQPage Schema
How do I detect XSS attack patterns in user-generated web content?

To detect XSS attack patterns in web content, you need a tool that analyzes text for malicious event handler attributes, JavaScript URLs, data URIs, and SVG vectors. This Skill scans inputs against OWASP benchmarks to identify these script injection vulnerabilities.

What are common XSS payload vectors I should scan for in web applications?

Common XSS payload vectors include event handler attributes, JavaScript URLs, data URIs, SVG attack vectors, and CSS injection patterns. Scanning for these specific injection techniques helps mitigate script-based vulnerabilities before publishing user input.

How do I sanitize user input to prevent cross-site scripting vulnerabilities?

Sanitizing user input to prevent cross-site scripting involves filtering web content for malicious patterns before it is published. This Skill identifies script injection vectors like JavaScript URLs and CSS injection patterns to ensure security sanitization.

Does this XSS detection approach cover SVG and CSS injection patterns?

Yes, this XSS detection approach covers SVG and CSS injection patterns. It specifically analyzes event handler attributes, JavaScript URLs, data URIs, and SVG attack vectors to provide comprehensive web security against script injection.

When do I need to scan web content for cross-site scripting payloads?

You need to scan web content for cross-site scripting payloads whenever handling user-generated inputs, such as forum comments. Filtering this content before publication prevents embedded XSS vectors from executing and protects other users.

What is the best way to filter JavaScript URLs and data URIs for web security?

The best way to filter JavaScript URLs and data URIs for web security is to analyze user inputs against established security benchmarks like OWASP. This detects malicious script injection patterns and ensures proper content sanitization.