This entry was posted in Research, Vulnerabilities, WordPress Security on November 09, 2020 by Chloe Chamberland 4 Replies
On October 23, 2020, our Threat Intelligence team responsibly disclosed several vulnerabilities in Ultimate Member, a WordPress plugin installed on over 100,000 sites. These flaws made it possible for attackers to escalate their privileges to those of an administrator and take over a WordPress site. We initially reached out to the plugin’s developer on October …
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This entry was posted in WordPress Security on November 02, 2020 by Chloe Chamberland 0 Replies
On Thursday, October 29, the WordPress core team released WordPress version 5.5.2. This was a minor release containing bug fixes and security enhancements to the core WordPress content management system powering over one-third of the internet. There was a subsequent 5.5.3 release one day later; you can read about the emergency WP 5.5.3 release here. …
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This entry was posted in Research, Vulnerabilities, WordPress Security on October 14, 2020 by Chloe Chamberland 0 Replies
On September 9, 2020, our Threat Intelligence team discovered a vulnerability in Child Theme Creator by Orbisius, a WordPress plugin installed on over 30,000 sites. This flaw gave attackers the ability to forge requests on behalf of an administrator in order to modify arbitrary theme files and create new PHP files, which could allow an …
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This entry was posted in Research, Vulnerabilities, WordPress Security on October 07, 2020 by Chloe Chamberland 22 Replies
On July 27th, our Threat Intelligence team discovered a vulnerability in WPBakery, a WordPress plugin installed on over 4.3 million sites. This flaw made it possible for authenticated attackers with contributor-level or above permissions to inject malicious JavaScript in posts. We initially reached out to the plugin’s team on July 28, 2020 through their support …
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This entry was posted in General Security, Wordfence, WordPress Security on October 02, 2020 by Chloe Chamberland 2 Replies
A few weeks ago, we reviewed some of the worst website hacks we’ve ever seen. Every one of them started with poor password choices and escalated into a disastrous event for the site owner. Strong passwords and good password hygiene are often the first line of defense. On September 29, 2020, the Wordfence Live team …
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This entry was posted in Research, Vulnerabilities, WordPress Security on September 22, 2020 by Chloe Chamberland 0 Replies
On August 14, our Threat Intelligence team discovered several vulnerabilities present in XCloner Backup and Restore, a WordPress plugin installed on over 30,000 sites. This flaw gave authenticated attackers, with subscriber-level or above capabilities, the ability to modify arbitrary files, including PHP files. Doing so would allow an attacker to achieve remote code execution on …
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This entry was posted in General Security, Wordfence, WordPress Security on September 16, 2020 by Chloe Chamberland 6 Replies
Yesterday, September 15, 2020, the Wordfence Live team covered The Hacker Motive: What Attackers Are Doing with Your Hacked Site. This companion blog post reviews the motives we discussed live during Wordfence Live and dives deeper into the minds of attackers. You can watch the video of Wordfence Live below. Timestamps You can click on …
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This entry was posted in Research, Vulnerabilities, WordPress Security on September 01, 2020 by Chloe Chamberland 16 Replies
This morning, on September 1, 2020, the Wordfence Threat Intelligence team was alerted to the presence of a vulnerability being actively exploited in File Manager, a WordPress plugin with over 700,000 active installations. This vulnerability allowed unauthenticated users to execute commands and upload malicious files on a target site. A patch was released this morning …
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This entry was posted in General Security, Wordfence, WordPress Security on August 19, 2020 by Chloe Chamberland 15 Replies
Yesterday, August 18, 2020, the Wordfence Live team covered 10 WordPress Security Mistakes You Might be Making. This companion blog post reviews the recommendations we provided to avoid these mistakes and better secure your WordPress environment. You can watch the video of Wordfence Live below. Timestamps You can click on these timestamps to jump around …
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This entry was posted in Research, Vulnerabilities, WordPress Security on August 13, 2020 by Chloe Chamberland 1 Reply
On July 17, 2020, our Threat Intelligence team discovered two vulnerabilities in Quiz and Survey Master (QSM), a WordPress plugin installed on over 30,000 sites. These flaws made it possible for unauthenticated attackers to upload arbitrary files and achieve remote code execution, as well as delete arbitrary files like a site’s wp-config.php file which could …
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