Master Secure Coding
Level up your security skills with hands-on code review challenges. Identify and fix vulnerabilities to become a better engineer.
Media Manager
Review the codebase for 'Media Manager' - a custom CMS that allows employees to upload and manage media files for their marketing campaigns. The platform was built using Express.js and AWS S3 for storage. The security team is concerned about the file upload functionality after detecting suspicious files in the S3 bucket during a routine audit. Examine how file uploads are handled to identify potential security issues.
Vulnerable Code
Instructions:
- Browse through the files to understand the application structure
- Find and click on the line containing the XSS vulnerability
- Click "Check Line" to verify your answer
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