CVE-2025-39543: 
WordPress vulnerability analysis and mitigation

A Stored Cross-Site Scripting (XSS) vulnerability was discovered in WP Royal's Royal Elementor Addons WordPress plugin, identified as CVE-2025-39543. The vulnerability affects versions through 1.3.977 and was disclosed on April 16, 2025. The security issue was discovered by researcher stealthcopter and involves improper neutralization of input during web page generation (Patchstack).

The vulnerability is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation) and has received a CVSS v3.1 base score of 6.5 (Medium). The CVSS vector string is CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L, indicating that the vulnerability requires network access, low attack complexity, low privileges, and user interaction (Patchstack).

The vulnerability could allow a malicious actor to inject malicious scripts, including redirects, advertisements, and other HTML payloads into the website. These injected scripts would be executed when guests visit the affected site. The vulnerability requires at least Contributor-level privileges to exploit (Patchstack).

The vulnerability has been fixed in version 1.3.979 of the Royal Elementor Addons plugin. Users are advised to update to version 1.3.979 or later to remove the vulnerability. Patchstack users have the option to enable auto-update for vulnerable plugins (Patchstack).