The WordPress Crelly Slider plugin, which has 20,000+ active installations, was prone to an authenticated arbitrary file upload vulnerability in version 1.3.4 and below.
The WordPress User Submitted Posts plugin (30,000+ active installations) was prone to an arbitrary file upload vulnerability in version 20190426 and below.
We are seeing today a lot of hacked WordPress blogs due to a critical vulnerability in the WordPress YellowPencil Visual CSS Style Editor plugin which has 30,000+ active installations.
Hackers are currently actively exploiting a vulnerability in the WordPress Related Posts plugin, which has 60,000+ active installations.
Starting from version 3.8.3, NinjaFirewall (WP and WP+ Edition) will attach a PHP backtrace to some important email notifications sent to the administrator.
A vulnerability in WordPress Social Sharing Plugin – Social Warfare is currently exploited.
The popular Easy WP SMTP plugin, which as 300,000+ active installations, was prone to a critical zero-day vulnerability.
A critical vulnerability in the popular WordPress Ultimate Member plugin allows allows attackers to upload any files, including PHP backdoors.
WP-CLI is a command line interface for WordPress. It is a nice and very helpful tool if you want to manage a lot of WordPress installations from a Unix shell.
In this article we will see how to provide a very high level of protection to a WordPress blog with a web application firewall.