During a routine research audits for our Sucuri Firewall, we discovered an Unauthenticated Persistent Cross-Site Scripting (XSS) affecting 60,000+ users of the WP Live Chat Support WordPress plugin. Current State of the Vulnerability Though this security bug has been fixed in the 8.0.27 release, it can be exploited by an attacker without any account in […]
Tag Archives: Vulnerability Disclosure
WordPress Plugin Give – Stored XSS for Donors
Give is a WordPress plugin which allows users to setup a donation page on a website. It currently has 60k installs. During a recent audit of the plugin, we found a severe vulnerability which allows donors to inject arbitrary code on an administrative page. If you are using a version lower than 2.4.7, you should […]
Multiple Vulnerabilities in the WordPress Ultimate Member Plugin
The Ultimate member plugin version 2.0.45 and lower is affected by multiple vulnerabilities, among them is a critical vulnerability allowing malicious users to read and delete your wp-config.php file, which can lead to a complete website takeover. All of our clients behind our website firewall are already protected, and are not at risk. The three […]
Persistent XSS via CSRF in WP Meta and Date Remover
During regular research audits for our Sucuri Firewall (WAF), we discovered a Cross Site Request Forgery (CSRF) leading to a persistent Cross Site Scripting vulnerability affecting 70,000+ users of the WP Meta and Date Remover plugin for WordPress. Disclosure / Response Timeline: April 30 – Initial contact attempt May 07 – Patch is live Are […]
Insufficient Privilege Validation in WooCommerce Checkout Manager
Due to the poor handling of a vulnerability disclosure, a new attack vector has appeared for the WooCommerce Checkout Manager WordPress plugin and is affecting over 60,000 sites. If you are using this plugin, we recommend that you update it to version 4.3 immediately. As we’ve seen some exploit attempts occurring in the wild, we […]
ThinkPHP 5.x Remote Code Execution
Earlier this year, we noticed an increase in attacks aiming at ThinkPHP, which is a PHP framework that is very popular in Asia. If you keep track of your site’s activity, the following log may look familiar: POST: /index.php?s=captcha HTTP/1.1 Data: _method=__construct&filter[]=system&method=get&server[REQUEST_METHOD]=uname&ipconfig In December 2018, a working exploit was released for the versions v5.0.23 and […]
SQL Injection in Advance Contact Form 7 DB
As part of our regular research audits for our Sucuri Firewall, we discovered an SQL injection vulnerability affecting 40,000+ users of the Advanced Contact Form 7 DB WordPress plugin. Current State of the Vulnerability This plugin saves all Contact Form 7 submissions to the database using a friendly interface. Though the bug has been fixed […]
SQL Injection in Duplicate-Page WordPress Plugin
While investigating the Duplicate Page plugin we have discovered a dangerous SQL Injection vulnerability. It was not being abused externally and impacts over 800,000 sites. It’s urgency is defined by the associated DREAD score that looks at damage, reproducibility, exploitability, affected users, and discoverability. A key contributor to the criticality of this vulnerability is that […]
SQL Injection in Magento Core
Magento has released a new security update fixing multiple types of vulnerabilities including Cross-Site Request Forgery, Cross-Site Scripting, SQL Injection, and Remote Code Execution. To be exploited, the majority of these vulnerabilities require the attacker to be authenticated on the site and have some level of privilege. One of the bugs listed includes an SQL […]
Stored XSS Patched in WordPress 5.1.1
WordPress recently released an update, 5.1.1, which patches a stored XSS vulnerability in the platform’s comment system. Even 10 days after the release of this security patch, around 60% of all WordPress sites scanned by our services didn’t have this fix applied. We are not aware of any exploit attempts using the vulnerability currently. Should […]
