Knowledge Base
How to Protect Against SQL Injection
Database Security
SQL injection attacks target your database through vulnerable forms.
What is SQL Injection?
Attackers insert malicious SQL code through input fields to access or modify your database.
How to Protect
- Use WordPress prepared statements
- Never trust user input
- Use reputable plugins only
- Keep everything updated
WordPress Protection
WordPress core is protected against SQL injection when used correctly. Risks come from:
- Poorly coded plugins
- Custom code without sanitization
- Outdated software
Web Application Firewall
WAF can block SQL injection attempts:
- Wordfence includes WAF
- Sucuri Firewall
- Cloudflare
Database Best Practices
- Use unique database passwords
- Limit database user privileges
- Regular backups
- Change default table prefix
Signs of SQL Injection
- Strange database entries
- Modified content
- New admin users
- Error messages about queries