A Quick Glance at Cross-Origin Resource Sharing Security Headers

Thanks to the rapid growth of JavaScript frameworks such as Angular, Vue, and React, CORS has become a popular word in the developer’s vocabulary. When requesting information from an external source such as an API (a pretty common practice for client-side JavaScript code), the origin of the resource must tell the web browser which domain,... Read More
 

Episode 91: How Hackers Can Use CSRF Vulnerabilities and Spearphishing to Wreak Havoc on WordPress

On this week’s episode of Think Like a Hacker, we chat about the cross-site request forgery (CSRF) vulnerability found in the Child Theme Creator by Orbisius and how attackers could use a vulnerability like this with spearphishing to wreak havoc, much like the phishing campaigns now being found on the Canva design platform. With WordPress... Read More
 

Securing Your Online Store for the Holidays

Shopping season is here, and so is the opportunity for ecommerce site owners to grow their business and generate revenue. In lieu of the changing global ecommerce climate that this pandemic has produced, comes the importance of securing your website to protect your users — and your revenue streams. Your online customers depend on you... Read More
 

Sucuri Sit-Down Episode 4: XSS & WP Plugin Vulnerabilities with Antony Garand

October is National Cyber Security Awareness Month, and we’re back with analyst Antony Garand to take a deeper look into cross site scripting (XSS) attacks and WordPress plugin vulnerabilities. Plus, host Justin Channell will catch you up on the latest website security news from the Sucuri blog. For further reading about any of these topics,... Read More
 

Magento Phishing Leverages JavaScript For Exfiltration

During a recent investigation, a Magento admin login phishing page was found on a compromised website using the file name wp-order.php. This is an odd file name choice for a Magento phishing page, but nevertheless it successfully loads a legitimate looking Magento 1.x login page. What is not immediately visible or apparent to victims, however,... Read More
 

High Severity Vulnerability Patched in Child Theme Creator by Orbisius

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... Read More
 

Redirects to YouTube Defacement Channel

During a recent investigation, we found an infected website was redirecting to YouTube after its main index.php file had been modified to include the following line of HTML: <meta http-equiv=’refresh’ content=’2;url=https://youtu.be/fsqzjDAO2Ug’> This technique works because it’s possible to use HTML within .php files — as long as the HTML is outside the PHP code tags.... Read More
 

Opening the Conversation about Website Security

The responsibility of ensuring that a website is protected falls on the website owner, but the security expectation may fall on the web service provider too. As a professional, you are the trusted party and first point of contact. Much of what your clients learn about web technology and security specifically comes from you. In... Read More
 

Episode 90: WPBakery Plugin Vulnerability Exposes Over 4 Million Sites

A vulnerability discovered by the Wordfence Threat Intelligence team in the WPBakery plugin exposes over 4 million sites. High severity vulnerabilities were discovered in the Post Grid and Team Showcase plugins. The online avatar service Gravatar, has been exposed to a user enumeration technique, which could be abused to collect data on its users’ profiles,... Read More
 

SiteCheck Malware Report: September Summary

Our free SiteCheck tool helps website owners remotely scan their website to detect malware infections, blacklisting status, website errors, and other anomalies. Scanning a website’s external HTML source code provides immediate results, without the need to install any software or applications to identify threats. In September alone, a total of 17,138,086 website scans were performed... Read More
 
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