What are the potential issues with using $HTTP_SESSION_VARS in PHP?

Using $HTTP_SESSION_VARS in PHP is not recommended as it is deprecated and can lead to security vulnerabilities. It is better to use $_SESSION superglobal array instead to access session variables securely. 

// Accessing session variables using $_SESSION superglobal
$_SESSION['variable_name'] = 'value';

Keywords

$HTTP_SESSION_VARS deprecated security vulnerability session hijacking data manipulation

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