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Security: Sino-T05/Mid_2025_New-Wallpaper-hub-webapp

Security

SECURITY.md

Security Policy

Supported Versions

We actively support the following versions of WallpaperHub with security updates:

Version Supported
2.0.x ✅ Yes
1.9.x ✅ Yes
1.8.x ⚠️ Critical fixes only
< 1.8 ❌ No

Reporting a Vulnerability

We take the security of WallpaperHub seriously. If you believe you have found a security vulnerability, please report it to us as described below.

How to Report

Please do NOT report security vulnerabilities through public GitHub issues.

Instead, please send an email to: [email protected] (or your actual security email)

Include the following information:

  • Type of issue (e.g. buffer overflow, SQL injection, cross-site scripting, etc.)
  • Full paths of source file(s) related to the manifestation of the issue
  • The location of the affected source code (tag/branch/commit or direct URL)
  • Any special configuration required to reproduce the issue
  • Step-by-step instructions to reproduce the issue
  • Proof-of-concept or exploit code (if possible)
  • Impact of the issue, including how an attacker might exploit the issue

What to Expect

  • Acknowledgment: We will acknowledge receipt of your vulnerability report within 48 hours
  • Initial Assessment: We will provide an initial assessment within 5 business days
  • Regular Updates: We will keep you informed of our progress throughout the process
  • Resolution: We aim to resolve critical vulnerabilities within 30 days

Responsible Disclosure

We kindly ask that you:

  • Give us reasonable time to investigate and fix the issue before public disclosure
  • Avoid accessing, modifying, or deleting data that doesn't belong to you
  • Don't perform actions that could harm the service or its users
  • Don't access or download data from our systems

Security Measures

Application Security

  • Authentication: Secure email/password authentication via Supabase
  • Authorization: Row Level Security (RLS) for all database operations
  • Input Validation: Server-side validation for all user inputs
  • File Upload Security: Type validation, size limits, and secure storage
  • HTTPS Only: All communications encrypted in transit
  • Environment Variables: Sensitive data stored securely

Database Security

  • Row Level Security: Enabled on all tables
  • Prepared Statements: Protection against SQL injection
  • Access Controls: Principle of least privilege
  • Audit Logging: Database operations logged
  • Backup Encryption: Encrypted backups

Infrastructure Security

  • Supabase Security: Leveraging Supabase's enterprise-grade security
  • CDN Protection: DDoS protection and edge caching
  • Regular Updates: Dependencies updated regularly
  • Security Headers: Proper HTTP security headers
  • CORS Configuration: Restricted cross-origin requests

Security Best Practices for Contributors

Code Security

// ✅ Good: Input validation
function uploadImage(file: File) {
  if (!file || file.size > MAX_FILE_SIZE) {
    throw new Error('Invalid file')
  }
  // Process file
}

// ❌ Bad: No validation
function uploadImage(file: File) {
  // Direct processing without validation
}

Environment Variables

# ✅ Good: Use environment variables for secrets
VITE_SUPABASE_URL=https://your-project.supabase.co
VITE_SUPABASE_ANON_KEY=your-anon-key

# ❌ Bad: Hardcoded secrets in code
const supabaseUrl = 'https://hardcoded-url.supabase.co'

Authentication

// ✅ Good: Check authentication
if (!user) {
  throw new Error('Authentication required')
}

// ❌ Bad: Assume user is authenticated
const result = await performAction(user.id)

Common Vulnerabilities and Mitigations

Cross-Site Scripting (XSS)

  • Mitigation: React's built-in XSS protection, input sanitization
  • Implementation: All user content is properly escaped

SQL Injection

  • Mitigation: Supabase's prepared statements and RLS
  • Implementation: No direct SQL queries from client

Cross-Site Request Forgery (CSRF)

  • Mitigation: SameSite cookies, CORS configuration
  • Implementation: Supabase handles CSRF protection

File Upload Vulnerabilities

  • Mitigation: File type validation, size limits, virus scanning
  • Implementation: Server-side validation before storage

Authentication Bypass

  • Mitigation: Supabase Auth with proper session management
  • Implementation: RLS policies enforce access control

Security Checklist for Developers

Before Committing

  • No hardcoded secrets or API keys
  • Input validation implemented
  • Authentication checks in place
  • Error messages don't leak sensitive information
  • Dependencies are up to date
  • No console.log statements with sensitive data

Before Deploying

  • Environment variables configured
  • HTTPS enabled
  • Security headers configured
  • Database RLS policies tested
  • File upload restrictions verified
  • Error handling implemented

Incident Response

In Case of a Security Incident

  1. Immediate Response

    • Assess the scope and impact
    • Contain the incident
    • Preserve evidence
  2. Investigation

    • Determine root cause
    • Identify affected systems/users
    • Document findings
  3. Resolution

    • Implement fixes
    • Test thoroughly
    • Deploy patches
  4. Communication

    • Notify affected users
    • Provide status updates
    • Document lessons learned

Contact Information

  • Security Team: [email protected]
  • Emergency Contact: +1-XXX-XXX-XXXX
  • PGP Key: [Link to PGP key]

Security Resources

For Users

For Developers

Acknowledgments

We would like to thank the following individuals for responsibly disclosing security vulnerabilities:

  • [Security Researcher Name] - [Vulnerability Type] - [Date]
  • [Security Researcher Name] - [Vulnerability Type] - [Date]

Legal

This security policy is subject to our Terms of Service and Privacy Policy.


Last Updated: January 2025 Next Review: April 2025

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