code.wordpress.net subdomain Takeover

How it was found

Hy Wordpress sec i found as it is posible to takeover this domain http://code.wordpress.net when you navigate it you will get this error msg:

Warning! Domain mapping upgrade for this domain not found. Please log in and go to the Domains Upgrades page of your blog to use this domain.

$ host code.wordpress.net code.wordpress.net is an alias for wpprojects.wordpress.com. wpprojects.wordpress.com is an alias for lb.wordpress.com. lb.wordpress.com has address 192.0.78.13 lb.wordpress.com has address 192.0.78.12

Impact

The attacker can takeover this subdomain