Title: Core file modified. Hacked?
Last modified: August 24, 2016

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# Core file modified. Hacked?

 *  [theholisticfamily](https://wordpress.org/support/users/theholisticfamily/)
 * (@theholisticfamily)
 * [11 years, 1 month ago](https://wordpress.org/support/topic/core-file-modified-hacked/)
 * Just installed the Wordfence plugin and was alerted to the following issues:
 * WordPress core file modified: wp-includes/version.php
 * The Original Version of the file The Modified Version on your WordPress system
   
   33 * [@global](https://wordpress.org/support/users/global/) string $required_mysql_version
   33 * [@global](https://wordpress.org/support/users/global/) string $required_mysql_version
   34 */ 34 */ 35 $required_mysql_version = ‘5.0’; 35 $required_mysql_version = ‘
   5.0’; 36 36 $wp_local_package = ”;
 * WordPress core file modified: wp-admin/includes/upgrade.php
 * The Original Version of the file The Modified Version on your WordPress system
   
   294 [https://wordpress.org/](https://wordpress.org/) 294 [https://wordpress.org/](https://wordpress.org/)
   295 “), $blog_url, $name, $password, $login_url ); 295 “), $blog_url, $name, 
   $password, $login_url ); 296 296 297 @wp_mail($email, __(‘New WordPress Site’),
   $message); 297 //@wp_mail($email, __(‘New WordPress Site’), $message); 298 } 
   298 } 299 endif; 299 endif; 300 300 … … 2221 dbDelta( $ms_queries ); 2221 dbDelta(
   $ms_queries ); 2222 } 2222 } 2223 endif; 2223 endif;
 * Not sure what to do. Please help!
 * [https://wordpress.org/plugins/wordfence/](https://wordpress.org/plugins/wordfence/)

Viewing 1 replies (of 1 total)

 *  [WFBrian](https://wordpress.org/support/users/wfbrian/)
 * (@wfbrian)
 * [11 years, 1 month ago](https://wordpress.org/support/topic/core-file-modified-hacked/#post-5990023)
 * Hi,
 * Please take a look at this document. It covers cleaning a site with Wordfence.
   Remember to make a backup before deleting anything.
 * [https://www.wordfence.com/docs/how-to-clean-a-hacked-wordpress-site-using-wordfence/](https://www.wordfence.com/docs/how-to-clean-a-hacked-wordpress-site-using-wordfence/)
 * -Brian

Viewing 1 replies (of 1 total)

The topic ‘Core file modified. Hacked?’ is closed to new replies.

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## Tags

 * [file](https://wordpress.org/support/topic-tag/file/)
 * [modified](https://wordpress.org/support/topic-tag/modified/)

 * 1 reply
 * 2 participants
 * Last reply from: [WFBrian](https://wordpress.org/support/users/wfbrian/)
 * Last activity: [11 years, 1 month ago](https://wordpress.org/support/topic/core-file-modified-hacked/#post-5990023)
 * Status: not resolved