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What are some common security vulnerabilities in PHP and MySQL applications?

One common security vulnerability in PHP and MySQL applications is SQL injection, where attackers can manipulate SQL queries to access or modify data...

How can one improve the security of a PHP login script like the one discussed in the forum thread?

Issue: The PHP login script discussed in the forum thread is vulnerable to SQL injection attacks, as it directly concatenates user input into the SQL...

What potential security risks are present in the PHP script provided for uploading files to a database?

The provided PHP script for uploading files to a database is vulnerable to SQL injection attacks as it directly concatenates user input into the SQL q...

What potential pitfalls can arise when using PHP to connect to a database and execute queries?

One potential pitfall when using PHP to connect to a database and execute queries is the risk of SQL injection attacks if user input is not properly s...

What is the potential issue when using the PHP code provided to fetch and display data from a database table?

The potential issue with the provided PHP code is that it is vulnerable to SQL injection attacks as it directly concatenates user input into the SQL q...

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