CVE-2024-34374 in ElementsReady Addons for Elementor Plugin
Summary
by MITRE • 05/06/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in QuomodoSoft ElementsReady Addons for Elementor allows Stored XSS.This issue affects ElementsReady Addons for Elementor: from n/a through 5.8.0.
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Analysis
by VulDB Data Team • 03/31/2025
The vulnerability identified as CVE-2024-34374 represents a critical cross-site scripting flaw within the QuomodoSoft ElementsReady Addons for Elementor plugin, specifically impacting versions ranging from an unspecified beginning point through 5.8.0. This stored cross-site scripting vulnerability arises from inadequate input sanitization during web page generation processes, creating a persistent security risk for websites utilizing this Elementor addon. The flaw enables attackers to inject malicious scripts that persist in the application's database and execute whenever affected pages are loaded, making it particularly dangerous for content management systems where user-generated content is prevalent. The vulnerability falls under CWE-79 which categorizes improper neutralization of input during web page generation as a primary weakness leading to XSS attacks. From an operational perspective, this vulnerability creates a significant threat vector for attackers seeking to compromise user sessions, steal sensitive information, or manipulate website content. The stored nature of this XSS means that malicious scripts remain embedded in the system even after initial exploitation, allowing for sustained attacks against multiple users over extended periods. Attackers can leverage this weakness to execute arbitrary JavaScript code in the context of affected users' browsers, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The impact extends beyond individual user compromise to potential website defacement, data exfiltration, and establishment of persistent backdoors within the compromised web environment.
The technical implementation of this vulnerability stems from insufficient validation and sanitization of user inputs within the ElementsReady Addons for Elementor plugin's content generation mechanisms. When administrators or users submit content through the plugin's interface, the application fails to properly sanitize or escape special characters that could be interpreted as HTML or JavaScript code. This allows attackers to inject malicious payloads that are subsequently stored in the database and rendered in subsequent page views. The vulnerability specifically affects the plugin's handling of user-supplied data during the generation of dynamic web content, creating an environment where attacker-controlled scripts can be executed in the browsers of unsuspecting visitors. The ATT&CK framework categorizes this as a technique involving the exploitation of web application vulnerabilities to execute malicious code in user browsers, specifically mapping to T1059.007 for scripting and T1566.001 for credential access through social engineering. The plugin's failure to implement proper input validation and output encoding creates a direct pathway for attackers to bypass security controls designed to protect against such attacks. The vulnerability's persistence is particularly concerning as it allows attackers to establish long-term presence within compromised websites without requiring repeated exploitation attempts.
Mitigation strategies for CVE-2024-34374 should prioritize immediate remediation through updating to the latest available version of the ElementsReady Addons for Elementor plugin where the vulnerability has been patched. System administrators should implement comprehensive input validation measures including strict sanitization of all user-supplied content, proper HTML escaping, and implementation of Content Security Policy headers to limit script execution capabilities. The recommended defense-in-depth approach includes monitoring for suspicious user activity, implementing web application firewalls to detect and block malicious payloads, and conducting regular security audits of plugin installations. Organizations should also consider implementing additional security controls such as regular penetration testing, automated vulnerability scanning, and maintaining up-to-date security monitoring systems. The patching process should include thorough testing to ensure that security updates do not introduce compatibility issues with existing website functionality. Security teams should establish incident response procedures specifically addressing stored XSS vulnerabilities and maintain detailed logging of all user interactions with potentially vulnerable plugins to facilitate forensic analysis if future attacks occur. Regular security awareness training for administrators can help prevent exploitation through social engineering attacks that might attempt to trick users into submitting malicious content through legitimate interfaces.