CVE-2024-3899 is a severe vulnerability found in the Envira Gallery plugin, a popular WordPress plugin used by over 100,000 websites to create image galleries. This vulnerability allows contributors (or users with higher privileges) to execute stored Cross-Site Scripting (XSS) attacks by embedding malicious JavaScript code in the “Title” field of image settings. When exploited, this flaw can lead to the creation of unauthorized admin accounts, giving attackers complete control over the website.
CVE-2024-3899 – Envira Gallery – Stored XSS to Admin Account Creation (Contributor+) – POC
