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This article mainly introduces what is the reason for deleting xmlrpc.php. It is very detailed and has certain reference value. Friends who are interested must finish reading it.

Deleting xmlrpc.php prevents attackers from injecting malicious xml remotely by finding and opening the WordPress root directory and then deleting the xmlrpc.php file directly.

WordPress has a DoS denial of service vulnerability. It is recommended to delete the xmlrpc.php in the root directory.

Affected version:

WordPress 3.9.x-3.9.1WordPress 3.8.x-3.8.3WordPress 3.7.x-3.7.3WordPress 3.6.xWordPress 3.5.x

Vulnerability description:

There is no limit on the number of parameters in xml, which allows attackers to remotely inject malicious xml and directly cause a denial of service attack denial of service (dos) to the target server.

Repair scheme:

1. Delete the xmlrpc.php in the root directory (recommended)

2. Upgrade Wordpress to the latest version.

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