CVE-2024-49264 in Events Addon for Elementor Plugin
Summary
by MITRE • 10/17/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in nicheaddons Events Addon for Elementor events-addon-for-elementor allows Stored XSS.This issue affects Events Addon for Elementor: from n/a through <= 2.2.0.
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Analysis
by VulDB Data Team • 04/06/2026
This vulnerability represents a critical cross-site scripting flaw that enables attackers to inject malicious scripts into web pages viewed by other users. The issue resides within the nicheaddons Events Addon for Elementor plugin, specifically in how it processes and renders user input during web page generation. The stored nature of this vulnerability means that malicious payloads persist in the application's database and execute whenever affected pages are accessed, creating a persistent threat vector that can compromise user sessions and exfiltrate sensitive data.
The technical flaw stems from inadequate input sanitization and output encoding mechanisms within the plugin's event management functionality. When users create or modify events through the Elementor interface, the plugin fails to properly neutralize potentially malicious input before storing it in the database. This allows attackers to inject javascript code or other malicious content that gets executed in the browsers of unsuspecting users who view the affected event pages. The vulnerability operates at the application layer and specifically targets the web application's user interface rendering process where user-generated content is displayed without proper security controls.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable sophisticated attack vectors including session hijacking, credential theft, and data exfiltration. An attacker who successfully exploits this vulnerability can manipulate the content of event pages to redirect users to malicious sites, steal cookies and session tokens, or even perform actions on behalf of authenticated users. The stored nature of the XSS means that the attack remains active until the malicious content is removed from the database, potentially affecting numerous users over extended periods. This vulnerability particularly impacts websites using Elementor as their page builder platform, making it a significant concern for businesses and organizations that rely on this popular WordPress plugin ecosystem.
Mitigation strategies should focus on immediate patching of the affected plugin version to 2.2.1 or later, which contains the necessary input validation and output encoding fixes. Organizations should implement comprehensive input validation at multiple layers including client-side and server-side controls, establish proper output encoding for all user-generated content, and conduct regular security assessments of third-party plugins. The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and maps to ATT&CK technique T1566.001 for initial access through malicious content. Additionally, implementing content security policies and regularly monitoring for suspicious user-generated content can provide additional defense-in-depth measures against similar vulnerabilities.