WordPress site owners who use commercial themes provided by ThemeGrill are advised to update one of the plugins that come installed with these themes in order to patch a critical bug that can let attackers wipe their sites.
https://www.zdnet.com/article/bug-in-wordpress-plugin-can-let-hackers-wipe-up-to-200000-sites
https://www.zdnet.com/article/bug-in-wordpress-plugin-can-let-hackers-wipe-up-to-200000-sites