xxe-prevention

Installation
SKILL.md

XXE Prevention (OWASP A04)

Prevent XML External Entity attacks by safely configuring XML parsers and validating XML input.

When to Use

  • Parsing user-supplied XML
  • Processing SOAP/WSDL services
  • Handling SVG file uploads
  • Working with Office documents (DOCX, XLSX)
  • Implementing XML-based APIs
  • Processing RSS/Atom feeds

Attack Types

Attack Impact Description
File Disclosure HIGH Read local files (/etc/passwd)
SSRF HIGH Access internal services
Related skills
Installs
2
GitHub Stars
3
First Seen
Feb 4, 2026