What are the potential risks of using register_globals in PHP?

Using register_globals in PHP can lead to security vulnerabilities such as injection attacks and unauthorized access to variables. It is recommended to disable register_globals in the php.ini file to prevent these risks. This can be done by setting the directive "register_globals = Off" in the php.ini file. 

// php.ini file
register_globals = Off

Keywords

register_globals security vulnerability variable injection deprecated feature data manipulation

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