Search results for: "vulnerabilities"

What are the best practices for validating form data in PHP to prevent security vulnerabilities?

To prevent security vulnerabilities when validating form data in PHP, it is important to sanitize and validate all input data to ensure it meets the e...

What are common security vulnerabilities in PHP scripts, especially when connecting to MSSQL databases?

Common security vulnerabilities in PHP scripts when connecting to MSSQL databases include SQL injection attacks, where malicious SQL code is inserted...

How can one avoid SQL injection vulnerabilities when writing PHP queries?

SQL injection vulnerabilities can be avoided in PHP queries by using prepared statements with parameterized queries. This approach separates the SQL q...

How can the use of $_POST variables in PHP scripts lead to vulnerabilities in web applications?

Using $_POST variables in PHP scripts can lead to vulnerabilities such as SQL injection or cross-site scripting if the input is not properly sanitized...

How can SQL injection and XSS vulnerabilities be mitigated in PHP scripts?

SQL injection vulnerabilities can be mitigated in PHP scripts by using prepared statements with parameterized queries instead of directly interpolatin...