CVE-2024-3889: 
WordPress vulnerability analysis and mitigation

The Royal Elementor Addons and Templates plugin for WordPress contains a Stored Cross-Site Scripting vulnerability (CVE-2024-3889) in versions up to and including 1.3.971. The vulnerability exists in the plugin's Advanced Accordion widget due to insufficient input sanitization and output escaping on user-supplied attributes like 'accordion_title_tag' (NVD).

The vulnerability is classified as a Stored Cross-Site Scripting (CWE-79) issue with a CVSS v3.1 base score of 6.4 (Medium). The attack vector is network-based (AV:N) with low attack complexity (AC:L), requiring low privileges (PR:L) and no user interaction (UI:N). The scope is changed (S:C) with low confidentiality (C:L) and integrity (I:L) impacts, and no availability impact (A:N) (Wordfence).

The vulnerability allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses the compromised page (NVD).

The vulnerability requires an authenticated user with at least contributor-level privileges to exploit. The attacker must have the ability to create or edit content using the Advanced Accordion widget (NVD).

The vulnerability has been patched in version 1.3.972 of the Royal Elementor Addons and Templates plugin. Users are advised to update to this version or later to protect against this security issue (WordPress Plugin).