This might be a more useful demonstration: <a href=”<?php echo esc_url( $url ); ?>>I’m printing a URL to the frontend</a> $url = sanitize_url( $_GET[‘user_inputted_data’] ); update_post_meta( $post_id, ‘that_url’, $url ); esc_url is an escaping function, sanitize_url is a sanitising function. Sanitising functions clean incoming data, e.g. removing letters from phone numbers, stripping trailing space etc. … Read more
Impossible to update jQuery version from 3.1.0
Using wp_kses_post to escape the texts before setting them in wp_add_inline_script is a good approach to prevent malicious content from being added to the page. This will ensure that the text is properly sanitized and only contains allowed HTML tags and attributes. If you want to allow certain HTML tags and attributes, you can use … Read more
They’re from WordPress. They come from the wp_old_slug_redirect() function which is run whenever there is a 404. The purpose is to check if the requested URL was the old URL for a post so that it can redirect to the new URL. If you’re seeing a lot of these then it means you’re getting a … Read more
WP-JSON: Cross Origin Resource Sharing Vulnerability?
Well, you can use a plugin like Duplicator to create an installer package of the complete site including database etc. which the user then can install in a new database & website path.
checking the form submit in right order
You are comparing two different things. Your ASP security is really IIS security. To get similar things in wordpress you will need to configure your web server in similar ways.
How to parse an image that was just uploaded to make sure it doesn’t contain malicious code?
Move data from wp-config to another file