Wordfence Argus Identifies Two Critical Unauthenticated Vulnerability Chains Leading to Remote Code Execution in The Events Calendar Plugin

On August 21 and August 22, 2026, Wordfence Argus, created by the Wordfence Threat Intelligence team, identified two independent critical vulnerability chains in The Events Calendar, a WordPress plugin active on more than 600,000 websites. Both chains begin in the plugin’s widget-rendering pipeline and can ultimately lead to Remote Code Execution without authentication through two … Read more

Wordfence Bug Bounty Program Monthly Report – May 2026

In May 2026, the Wordfence Bug Bounty Program received 1095 vulnerability submissions from our growing community of security researchers working to improve the overall security posture of the WordPress ecosystem. These submissions are reviewed, triaged, and processed by the Wordfence Threat Intelligence team, with validated vulnerabilities responsibly disclosed to vendors, often through the Wordfence Vulnerability … Read more

Attackers Actively Exploiting Critical Vulnerability in WooCommerce Wholesale Lead Capture Plugin

On February 20th, 2026, a critical Unauthenticated Arbitrary File Upload vulnerability was publicly disclosed in WooCommerce Wholesale Lead Capture, a premium WordPress plugin with an estimated 6,000 active installations. This vulnerability can be leveraged by unauthenticated attackers to upload arbitrary files, including PHP backdoors, and achieve remote code execution. We added this vulnerability to the … Read more