SQL Injection Protection

What This Check Measures

This check assesses whether the website has protection against SQL Injection attacks — a technique where malicious SQL code is inserted into queries through user input fields.

Why It Matters

Database Compromise — Attackers can read, modify, or delete database contents
Data Breach — User credentials, personal info, payment data can be extracted
Authentication Bypass — Login systems can be circumvented
Server Takeover — In severe cases, attackers can execute system commands
OWASP Top 10 — SQL Injection is consistently ranked as a top web vulnerability

How Data Is Obtained

Source File

src/checks/safety.check.js

Function

SafetyCheck.analyze(url)

Current Implementation

// Informational - requires comprehensive penetration testing
checks.push({
  name: 'SQL Injection Protection',
  status: 'info',
  description: 'Server-side security requires comprehensive penetration testing',
  severity: 'critical'
});

Status Values

Status	Meaning
info	Informational only. SQL injection testing requires active penetration testing which SiteSentinel does not perform.

Severity: Critical

This check has critical severity because:

SQL injection can lead to complete database compromise
It's one of the most dangerous and common web vulnerabilities
Successful attacks can expose millions of user records
Automated tools constantly scan for SQL injection vulnerabilities

Why SiteSentinel Doesn't Test This Actively

Important Limitations

Active SQL injection testing involves:

Sending malicious payloads to form inputs and URL parameters
Attempting to break application logic
Potentially causing damage to databases or triggering security alerts

This type of testing:

Requires explicit authorization from the website owner
May be illegal without permission
Could disrupt live services
Should be performed by professional penetration testers

Recommendations

Protecting Against SQL Injection

Parameterized Queries — Use prepared statements with bound parameters
ORMs — Use Object-Relational Mappers that handle escaping
Input Validation — Whitelist allowed characters and patterns
WAF — Deploy a Web Application Firewall
Least Privilege — Database accounts should have minimal permissions
Regular Audits — Hire professionals for penetration testing

Impact on Category Score

Currently returns info status, which has neutral impact on the category score. The check serves as a reminder that SQL injection protection should be verified through proper security audits.