A zero-day vulnerability has just appeared in the WordPress plugin world, affecting over 70,000 sites using the Social Warfare plugin. The plugin is vulnerable to a Stored XSS (Cross-Site Scripting) vulnerability and has been removed from the plugin repository. Attacks can be conducted by any users visiting the site. A patch has been released and […]
Tag Archives: Vulnerability Disclosure
0day Vulnerability in Easy WP SMTP Affects Thousands of Sites
The Easy WP SMTP plugin authors have released a new update, fixing a very critical 0day vulnerability. When leveraged, this vulnerability gives unauthenticated attackers the power to modify any options of an affected site — ultimately leading to a complete site compromise. The vulnerability, found only in version 1.3.9, has been seen exploited in the […]
Arbitrary Directory Deletion in WP-Fastest-Cache
The WP-Fastest-Cache plugin authors released a new update, version 0.8.9.1, fixing a vulnerability (CVE-2019-6726) present during its install alongside the WP-PostRatings plugin. According to seclists.org: “A successful attack allows an unauthenticated attacker to specify a path to a directory from which files and directories will be deleted recursively. The vulnerable code path extracts the path […]
Insufficient Privilege Validation in SiteGround Optimizer & Caldera Forms Pro
While investigating the SiteGround Optimizer and Caldera Forms Pro plugins we have discovered a critical privilege escalation vulnerability. It was not being abused externally and impacts over 500,000 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 […]
WordPress Update – 4.9.7 Security & Maintenance Release
The WordPress team has just released a critical security and maintenance update to resolve a number of bugs and security issues. Included in this release is a patch that protects against a vulnerability allowing bad actors to delete files from your site. If certain circumstances are met, this vulnerability may be enough for an attacker […]
SQLi Vulnerability in YITH WooCommerce Wishlist
As part of our regular research audits for our Sucuri Firewall, we discovered an SQL Injection vulnerability affecting the YITH WooCommerce Wishlist plugin for WordPress. This plugin allows visitors and potential customers to make wish lists containing products in the WooCommerce store, and is currently installed on 500,000+ websites. Are You at Risk? This vulnerability […]
SQL Injection in bbPress
During regular audits of our Sucuri Firewall (WAF), one of our researchers at the time, Slavco Mihajloski, discovered an SQL Injection vulnerability affecting bbPress. If the proper conditions are met, this vulnerability is very easy to abuse by any visitors on the victim’s website. Because details about this vulnerability have been made public today on […]
Stored Cross-Site Scripting Vulnerability in WordPress 4.8.1
During regular research audits for our Sucuri Firewall (WAF), we discovered a source-based stored Cross-Site Scripting (XSS) vulnerability affecting WordPress 4.8.1. Are You at Risk? The vulnerability requires an account on the victim’s site with the Contributor role – or any account in a WordPress installation with bbPress plugin, as long as it has posting […]
SQL Injection Vulnerability in WP Statistics
As part of a vulnerability research project for our Sucuri Firewall, we have been auditing popular open source projects looking for security issues. While working on the WordPress plugin WP Statistics, we discovered a SQL Injection vulnerability. This plugin is currently installed on 300,000+ websites. Are You at Risk? This vulnerability is caused by the […]
SQL Injection Vulnerability in Joomla! 3.7
During regular research audits for our Sucuri Firewall (WAF), we discovered a SQL Injection vulnerability affecting Joomla! 3.7. The vulnerability is easy to exploit and doesn’t require a privileged account on the victim’s site. Are You at Risk? The vulnerability is caused by a new component, com_fields, which was introduced in version 3.7. If you use this version, you […]
