The WordPress Brizy Page Builder plugin (60,000+ active installations) fixed a broken access control vulnerability affecting version 1.0.125 and below that could allow any authenticated user to gain full access to the editor.
The WordPress IgniteUp/Coming Soon and Maintenance Mode plugin, which has 30,000+ active installations, was prone to multiple vulnerabilities in version 3.4 and below that could lead to arbitrary file deletion, stored XSS, information disclosure, HTML injection in email and CSRF, among a few other issues.
Multiple plugins offering to convert WordPress’ default plain text emails to HTML format were found to be vulnerable to HTML injection, which could lead to phishing or CSRF attacks.
The WordPress CformsII plugin (10,000+ active installations) was prone to an HTML injection vulnerability that could be used to target the administrator.
A unauthenticated options import vulnerability combined with a stored XSS vulnerability can lead to remote code execution in the WordPress “Woody Ad Snippets” plugin (90,000+ active installations), allowing hackers to compromise the website and its database.