Filter by tag: wordpress

WordPress <= 5.2.3: Hardening Bypass

5 min read 21 Jan 2020 by Simon Scannell
This blog post details an authenticated Remote Code Execution (RCE) vulnerability in the WordPress core that bypasses hardening mechanisms. The vulnerability is present in the WordPress core in versions prior to 5.2.4.

WooCommerce 3.6.4 - CSRF Bypass to Stored XSS

5 min read 8 Oct 2019 by Dennis Brinkrolf
WooCommerce is the most popular e-commerce plugin for WordPress with over 5 million installations. A flaw in the way WooCommerce handles imports of products results in a stored cross-site scripting vulnerability (XSS) that can be exploited through cross-site request forgery (CSRF).

WordPress 5.1 CSRF to Remote Code Execution

9 min read 13 Mar 2019 by Simon Scannell
Last month we released an authenticated remote code execution (RCE) vulnerability in WordPress 5.0. This blog post reveals another critical exploit chain for WordPress 5.1 that enables an unauthenticated attacker to gain remote code execution on any WordPress installation prior to version 5.1.1 (CVE-2019-9787).

WordPress 5.0.0 Remote Code Execution

15 min read 19 Feb 2019 by Simon Scannell
This blog post details how a combination of a Path Traversal and Local File Inclusion vulnerability lead to Remote Code Execution in the WordPress core (CVE-2019-8943). The vulnerability remained uncovered in the WordPress core for over 6 years.

Learnings from WordPress Security Month

9 min read 15 Jan 2019 by Simon Scannell
Last year in December we released once a day a vulnerability affecting WordPress core or one of the most popular WordPress plugins, next to a critical persistent XSS in wordpress.org. This blogpost will summarize common mistakes developers make and the overall impact our advent calendar had on the WordPress community and the current state of WordPress security.