CVE-2024-49232 in El mejor Cluster Plugin
Summary
by MITRE • 10/18/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in derethor El mejor Cluster mejorcluster allows DOM-Based XSS.This issue affects El mejor Cluster: from n/a through <= 1.1.15.
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Analysis
by VulDB Data Team • 04/06/2026
This vulnerability represents a critical cross-site scripting flaw in the derethor El mejor Cluster mejorcluster application that enables attackers to inject malicious scripts into web pages viewed by other users. The vulnerability specifically manifests as a DOM-based XSS attack, which means the malicious payload is executed within the victim's browser through manipulation of the Document Object Model rather than through server-side injection. The affected version range indicates that all versions up to and including 1.1.15 are susceptible to this attack vector, making it a widespread concern for installations running these versions.
The technical flaw stems from inadequate input sanitization during web page generation processes where user-supplied data is not properly neutralized before being incorporated into dynamic web content. This allows attackers to craft malicious input that, when processed by the application, gets executed in the context of other users' browsers. The DOM-based nature of this vulnerability means that the attack occurs entirely within the client-side environment, making it particularly challenging to detect and prevent through traditional server-side security measures. The vulnerability enables attackers to execute arbitrary JavaScript code in the victim's browser, potentially leading to session hijacking, credential theft, or redirection to malicious sites.
The operational impact of this vulnerability extends beyond simple script execution, as it can be leveraged to perform sophisticated attacks such as cookie theft, session manipulation, and data exfiltration. Attackers can exploit this vulnerability to impersonate legitimate users, gain unauthorized access to sensitive information, or redirect victims to phishing sites. The attack surface is particularly concerning given that the vulnerability affects the core web application functionality, meaning that any user interaction with the cluster interface could potentially serve as an attack vector. This type of vulnerability directly violates security principles outlined in CWE-79 which specifically addresses cross-site scripting flaws and can be mapped to ATT&CK technique T1059.007 for script execution within the browser environment.
Organizations using affected versions of the derethor El mejor Cluster mejorcluster should prioritize immediate remediation through version updates to the latest available release that addresses this vulnerability. Additionally, implementing proper input validation and output encoding measures can provide additional defense-in-depth. Security teams should conduct comprehensive testing to identify any potential exploitation attempts and monitor network traffic for suspicious patterns. The vulnerability also highlights the importance of maintaining up-to-date software versions and implementing robust security testing practices during development cycles to prevent similar issues from arising in the future.