WordPress is an incredibly popular open-source CMS (content management system) platform used by over 43% of all websites on the internet. I outlined Top 10 common WordPress security vulnerabilities you need to know and how you can prevent them. Let's Get Started...

1: Outdated WordPress Core version

If you are using an older WordPress version on your website, it may be vulnerable to known exploits. Updating the WordPress version is easy and can be done through the WordPress dashboard. You can also enable automatic updates for minor releases, ensuring that your site is always up to date.

2: Using Weak Passwords

Using a weak password on your admin login is strongly discouraged as it poses significant security risks to your website.

Create your website admin login password with at least 12 characters long, combining upper and lower case letters, numbers, and special characters. And most importantly don’t use the same login passwords on multiple websites.

3: Not Having 2-FA Verification

Nowadays, Using a strong password is not enough. You’ve to enable two-factor authentication on your WordPress website. It’s just an extra layer of WordPress admin login security, if somehow hackers get to know your password, still they can’t log in without OTP.

4: Using Insecure Web Hosting

GoDaddy reported that in early December 2022, an unauthorized third party breached their shared hosting environment.  If you’re using a low-quality cheap hosting server, then your site may be potentially vulnerable to attacks. To solve, this issue, choose a reputable hosting that uses the latest hosting security measures, including SSL certificates, CDN, firewalls, regular backups, etc

5: Using Vulnerable Themes and Plugins

Nulled themes and plugins are pirated copies of premium WordPress products. Hackers can inject malicious code and it can spread across websites which makes it difficult to detect and fix. If you are using Nulled plugins or themes, then stop using them right now. Most of the time, using nulled themes & plugins on your website is the main culprit of being hacked.

6: SQL Injection Attacks

An SQL injection vulnerability gives hackers complete access to your WordPress site database through the use of malicious code. According to OWASP, SQL injection is one of the top ten most critical web application security risks. To protect against SQL injection attacks, you need to use the latest WordPress code version and update PHP, and MySQL. Also, you can Avoid using the root user to connect the SQL database, using pirated WordPress themes, plugins, etc.

7: Cross-Site Scripting (XSS)

Cross-Site Scripting, also known as XSS is a type of WordPress security vulnerability that allows hackers to inject malicious code into your website. This code is usually in Javascript, disguised as good code, and very hard to detect. This code can be used to steal data, Redirect users to a malicious site, Run web browser-based exploits, or hijack user sessions. I recommend you use iThemes Security Pro, Sucuri, or Wordfence security plugins to protect against this type of attack.

8: Brute Force Attacks

Brute force attacks are a common hacking technique, that uses trial and error to crack login credentials. Blocking Brute force attacks is simple on WordPress, all you do is use a strong password and a login protection plugin. WordPress login security plugins can limit the number of login attempts in a certain amount of time. It can also block suspicious IP addresses that fail to login after a certain number of attempts, and provide instant email notifications of any suspicious login attempts.

9: File Upload Vulnerabilities

In WordPress sites, insecure file upload permissions can also pose a security risk. Setting the correct file permissions is essential to prevent unauthorized access. You can protect against WordPress file upload vulnerabilities by restricting file types and sizes and validating file contents. You can use a security plugin like the “iThemes Security” plugin that provides firewall protection against file upload attacks, or you can manually set the correct permission levels using an FTP client.

10: Lack of Backups

Yes, lack of backup can be WordPress vulnerabilities & pretty nasty nightmare too. You can use a WordPress plugin like “UpdraftPlus” or “BlogVault” to create a regular backup of your website. and store backups. These plugins are very easy to use and allow you to back up and restore with a single click. And most importantly, you can save your backup files to remote cloud storage like Google Drive, Dropbox, Amazon S3, etc.

That's all. If you have any more questions regarding WordPress Security Vulnerabilities click on the link below for more informations