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Category Archive: General Security

Wordfence Blog

The Wordfence 2020 WordPress Threat Report

This entry was posted in General Security, Research, Wordfence, WordPress Security on January 27, 2021 by Ram Gall   4 Replies

Over the course of 2020, and in the process of protecting over 4 million WordPress customers, the Wordfence Threat Intelligence team gathered a massive amount of raw data from attacks targeting WordPress and infection trends, in addition to the malware samples gathered by our Site Cleaning team. Attacks on WordPress can be categorized in three …
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Who Attacked SolarWinds and Why WordPress Users Need to Know

This entry was posted in General Security, Research, WordPress Security on December 24, 2020 by Chloe Chamberland   18 Replies

Chloe Chamberland is a threat analyst and member of the Wordfence Threat Intelligence Team. She holds the following certifications: OSCP, OSWP, OSWE, Security+, CySA+, PenTest+, CASP+, SSCP, Associate of (ISC)2, CEH, ECSA and eWPT. Many of these are advanced certifications including OSCP and OSWE which are 24 and 48 hour exams respectively, that require hands-on …
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SolarWinds and Supply Chain Attacks: Could it happen to WordPress?

This entry was posted in General Security, WordPress Security on December 23, 2020 by Ram Gall   2 Replies

The SolarWinds supply chain attack is all over the news, impacting government agencies, telecommunications firms, and other large organizations. The security firm FireEye was the first victim of the attack, disclosing that they had been hacked on December 8, 2020. On December 13th the US Treasury Department announced that it had also been compromised. At …
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Common Ways Attackers Are Stealing Credentials

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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The Hacker Motive: What Attackers Are Doing with Your Hacked Site

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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10 WordPress Security Mistakes You Might Be Making

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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Critical Arbitrary File Upload Vulnerability Patched in wpDiscuz Plugin

This entry was posted in General Security, Vulnerabilities, WordPress Security on July 28, 2020 by Chloe Chamberland   3 Replies

On June 19th, our Threat Intelligence team discovered a vulnerability present in Comments – wpDiscuz, a WordPress plugin installed on over 80,000 sites. This flaw gave unauthenticated attackers the ability to upload arbitrary files, including PHP files, and achieve remote code execution on a vulnerable site’s server. We initially reached out to the plugin’s developer …
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Malware Detection: Measuring Recall to Catch Them All

This entry was posted in General Security, Wordfence, WordPress Security on June 24, 2020 by Ram Gall   2 Replies

At Wordfence, we take performance seriously on all levels. While speed is one way to measure performance, there are other metrics that are equally important. Over the past year, our Threat Intelligence team has improved our malware scan by leaps and bounds. We wanted to share some of the metrics we use and what they …
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Large Scale Attack Campaign Targets Database Credentials

This entry was posted in General Security, Research, WordPress Security on June 03, 2020 by Ram Gall   24 Replies

Between May 29 and May 31, 2020, the Wordfence Firewall blocked over 130 million attacks intended to harvest database credentials from 1.3 million sites by downloading their configuration files. The peak of this attack campaign occurred on May 30, 2020. At this point, attacks from this campaign accounted for 75% of all attempted exploits of …
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Nearly a Million WP Sites Targeted in Large-Scale Attacks

This entry was posted in General Security, WordPress Security on May 05, 2020 by Ram Gall   23 Replies

Our Threat Intelligence Team has been tracking a sudden uptick in attacks targeting Cross-Site Scripting(XSS) vulnerabilities that began on April 28, 2020 and increased over the next few days to approximately 30 times the normal volume we see in our attack data. The majority of these attacks appear to be caused by a single threat …
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