Free Online Courses : Critical vulnerability of «Contact Form 7″. A new, critical vulnerability in the WordPress plugin » Contact Form 7 » has just been discovered , which is enabled on over 5 million websites built with WordPress and 70% of them have the vulnerable version 5.3.1 or older.
🤓 What does this add-on do Free Online Courses? ✅
With the Contact Form 7 plugin the user can install and manage multiple contact forms on his website, with the ability to fully customize the settings and their content. The form supports Ajax submission, Akismet spam filtering and CAPTCHA.
What causes vulnerability
The vulnerability could allow intruders to bypass the Contact Form 7 Filename Sanitization security measure , modify the WP database and the contents of the form (without having the necessary authorization of course), and upload a file that can be executed as script directly on the server.
🔥 What is the solution Free Online Courses? 🤑
The solution is to immediately upgrade Contact Form 7 to the emergency security and maintenance version 5.3.2 , of course taking a backup before the management environment of your web hosting package!
Do not forget to upgrade Free Online Courses the rest of your plugins, themes, as well as WordPress itself in their latest version.
The general solution to all such security vulnerabilities is to select a web hosting provider such as DNHOST that has the technological tools to proactively cover zero day code vulnerabilities. Below we analyze exactly how we provide the security you are looking for.
💥 DNHOST security measures Free Online Courses 💥
At DNHOST for 7 years we have been using in our hosting servers an innovative, unique & powerful protection grid consisting of a combination of powerful commercial, open source, but also our own server protection tools , such as:
WAF (Web Application Firewall) especially for applications like WordPress, Joomla etc.
Automatic coverage («closing») of different types of zero-day CMS vulnerabilities.
Automatic constant checks for malware and suspicious movements on our network.
Block malicious IP addresses and prevent ddos attacks.
Web & port honeypots to prevent scanning of the server in order to collect information on existing vulnerabilities.
So all our web hosting , Free Online Courses reseller hosting & semi-dedicated hosting servers are informed immediately and are automatically protected from the first day of vulnerability, effectively securing our customers from almost any known or emerging threat !
💥 Finally, the CloudLinux that we first brought to Greece, with the CageFS function, Free Online Courses 💥
Free Online Courses prevents the unauthorized retrieval of an administrator role on the server (even if the would-be hacker escaped detection from our firewalls) and thus the execution of malicious scripts is excluded.
However, the upgrade of the vulnerable plugin and the adoption of a culture of frequent upgrades, is critical and absolutely necessary to be done immediately, to enjoy the holidays with your head in peace!