Block JSON access over the net

You have two way to proceed: 1) Use the .htaccess file to exclude the folder from begin listed 2) Exclude the json files from crawlers scan by adding them inside the robots.txt file.

WordPress Database Re-installed (Hacked)

It looks like one of your plugins/themes is vulnerable and allows anyone to modify your database. For example ThemeGrill themes have such vulnerability lately. Another possibility is that your site got hacked and there’s some backdoor placed on it. In both cases you should: check all your site clean it update it secure it.

Security when outputing wp_oembed_get code

wp_ombed_get() will only process URLs from whitelisted oEmbed providers. The list of supported providers is available here. This means the only code that can be output is embed code from those providers. These are the same providers that WordPress supports for URLs in content, or the embed block in the block editor, so you be … Read more