What are some common signs or indicators that a system may be vulnerable to SQL injection?
- Error Messages Revealing Database Structure
- Excessive Database Load
- Missing Input Validation
- Unsanitized User Input in SQL Queries
Common signs of SQL injection vulnerability include the presence of unsanitized user input directly concatenated into SQL queries, error messages that reveal database structure or query information, and the absence of input validation mechanisms. These indicators suggest that the system does not adequately sanitize and validate user input, making it vulnerable to SQL injection attacks.
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