CVE-2024-37554 in UltraAddons Elementor Lite Plugin
Summary
by MITRE • 07/06/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Saiful Islam UltraAddons Elementor Lite ultraaddons-elementor-lite allows DOM-Based XSS.This issue affects UltraAddons Elementor Lite: from n/a through <= 2.0.2.
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Analysis
by VulDB Data Team • 04/02/2026
The vulnerability identified as CVE-2024-37554 represents a critical cross-site scripting flaw within the UltraAddons Elementor Lite plugin, specifically manifesting as a DOM-based XSS vulnerability. This issue stems from inadequate input sanitization during web page generation processes, creating a pathway for malicious actors to inject malicious scripts into web pages viewed by other users. The vulnerability exists in versions of the plugin ranging from the initial release through version 2.0.2, indicating a prolonged period during which this security weakness was present in the software ecosystem.
The technical nature of this vulnerability places it firmly within the realm of CWE-79 - Improper Neutralization of Input During Web Page Generation, which specifically addresses situations where user-controllable input is not properly sanitized before being incorporated into web page content. DOM-based XSS occurs when malicious scripts are executed in the victim's browser through manipulation of the Document Object Model rather than traditional server-side injection methods. This particular implementation flaw allows attackers to exploit the plugin's handling of user input parameters that are directly reflected in the DOM structure without proper sanitization or encoding mechanisms.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with the capability to perform a range of malicious activities including session hijacking, credential theft, and redirection to malicious sites. An attacker could craft malicious URLs containing XSS payloads that, when visited by authenticated users with appropriate privileges, would execute scripts within the context of the victim's browsing session. This creates a significant risk for website administrators and users who rely on the Elementor plugin for website building and content management, potentially leading to unauthorized access to sensitive administrative functions and data compromise.
The security implications of this vulnerability align with ATT&CK technique T1531 - Establishing Persistence, as successful exploitation could enable attackers to maintain long-term access through persistent script injection. Additionally, the vulnerability contributes to broader threats categorized under T1211 - Exploitation for Defense Evasion, as attackers could use the XSS payload to establish covert communication channels or hide malicious activities within legitimate web page content. Organizations using this plugin should consider implementing immediate mitigations including input validation, output encoding, and content security policy enforcement to prevent exploitation of this vulnerability.
Mitigation strategies should prioritize the immediate upgrade to the latest available version of the UltraAddons Elementor Lite plugin where the vulnerability has been addressed. Security measures including input validation, proper output encoding, and implementation of Content Security Policies should be enforced at the application level. Network-level protections such as web application firewalls and intrusion detection systems can provide additional layers of defense. Regular security audits and vulnerability assessments should be conducted to identify similar issues in other plugins and themes. The vulnerability also underscores the importance of keeping all WordPress plugins and themes updated, as outdated software represents a significant attack surface for threat actors seeking to exploit known weaknesses in the WordPress ecosystem.