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Prevent from SQL injections in WordPress

Web developers must know about SQL injections and how they can protect their queries from them. Using a SQL injection, a front-end user can write an executable SQL query in place of a variable/input field. For instance, a user can input an executable code instead of writing their name or email which can literally do anything in your database.

Writing a single SQL query in a bad format makes your whole database vulnerable for attacks. Here it is a crucial point that your queries should be protected and secure.

This is an example of a simple SQL query which a developer might use:

A user can use the following code as an SQL injection and destroy the major functionality of your site:

In order to make your queries secure, you need to add

> function in your code. It means that the inputted data will not run as a SQL executable query.

Following is an example of a secure query in WordPress:

We can also use multiple parameters by using the following format:

User Comments

2 thoughts on “Prevent from SQL injections in WordPress

    rivaansh says:

    This article of yours is really very informative. Even someone with just a little to basic programming knowledge can understand and follow it. Thanks for sharing useful information!! I am really impressed to see that you have provided such an interesting information about WordPress.
    I was struggling to find such article. Anyways can you suggest me some better option to get Cheap Linux hosting other than redserverhost.com?
    Thank you once again!!

      Abdul Wahab says:

      Hi Rivaansh,

      Thanks for liking our article.

      We can’t suggest you any hosting services as we provide software-related services to our customers.

      Best Regards,
      Abdul Wahab
      Client Services Executive

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