CVE-2025-2127 in JUX Real Estate
Summary
by MITRE • 03/09/2025
A vulnerability was found in JoomlaUX JUX Real Estate 3.4.0 on Joomla. It has been classified as problematic. Affected is an unknown function of the file /extensions/realestate/index.php/properties/list/list-with-sidebar/realties. The manipulation of the argument Itemid/jp_yearbuilt leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 03/09/2025
This vulnerability exists within the JoomlaUX JUX Real Estate component version 3.4.0 for Joomla content management system, representing a cross-site scripting flaw that poses significant security risks to web applications. The issue stems from improper input validation and output encoding within the component's properties listing functionality, specifically affecting the /extensions/realestate/index.php/properties/list/list-with-sidebar/realties endpoint. The vulnerability is triggered when an attacker manipulates the Itemid parameter combined with the jp_yearbuilt argument, allowing malicious script execution in the context of a victim's browser session. This particular flaw falls under the CWE-79 category of Cross-Site Scripting, which is a fundamental web application security weakness that enables attackers to inject malicious client-side scripts into web pages viewed by other users. The vulnerability's classification as remotely exploitable indicates that attackers can leverage this weakness without requiring physical access to the target system or direct user interaction beyond visiting a maliciously crafted URL. The fact that the exploit has been publicly disclosed and is potentially in use by threat actors significantly elevates the risk level, as it removes the element of surprise that typically protects systems from newly discovered vulnerabilities.
The technical implementation of this vulnerability demonstrates a classic output encoding failure where user-supplied input from the jp_yearbuilt parameter is directly incorporated into the web page response without proper sanitization or encoding. When a user visits a malicious URL containing crafted script code within the Itemid/jp_yearbuilt parameters, the web application fails to properly escape or filter this input before rendering it in the browser context. This allows attackers to inject malicious JavaScript code that executes in the victim's browser, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The vulnerability affects the component's properties listing functionality, which is a core feature for real estate websites that display property information. The attack vector operates through standard web browser mechanisms, making it particularly dangerous as it can be delivered through various means including phishing emails, compromised websites, or social engineering campaigns. The lack of vendor response to early disclosure attempts suggests either insufficient security awareness within the development team or inadequate incident response procedures, leaving users exposed to potential exploitation without official patches or mitigations.
The operational impact of this vulnerability extends beyond simple script injection, as it can be leveraged for more sophisticated attacks within the context of the affected Joomla installation. An attacker could potentially execute malicious scripts that steal cookies, session tokens, or other sensitive information from authenticated users who access the compromised website. The vulnerability's presence in a real estate listing component is particularly concerning since such systems often handle sensitive property data and may be used by real estate professionals who require elevated privileges within the CMS. The remote exploit capability means that attackers can target users from anywhere on the internet, making this vulnerability particularly dangerous for organizations that do not maintain robust network monitoring or intrusion detection systems. Additionally, the vulnerability could be chained with other exploits to escalate privileges or gain unauthorized access to the underlying Joomla installation, potentially leading to complete system compromise. This type of vulnerability is particularly problematic in the context of the ATT&CK framework's initial access and execution phases, where attackers can use such flaws to establish footholds within target networks.
Organizations utilizing JoomlaUX JUX Real Estate 3.4.0 should immediately implement mitigations including input validation, output encoding, and web application firewall rules to prevent exploitation. The most effective immediate solution involves patching the affected component to properly sanitize user input before rendering it in web pages, which aligns with security best practices outlined in the OWASP Top Ten and NIST cybersecurity guidelines. Network administrators should consider implementing Content Security Policy headers to limit script execution and prevent unauthorized code injection. The lack of vendor response to early disclosure highlights the importance of proactive security measures, as organizations cannot rely solely on vendor patches for protection. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in other components of the Joomla installation, as this vulnerability may be indicative of broader security issues within the application's codebase. Additionally, implementing proper access controls and monitoring for suspicious activities related to the affected URL endpoints can help detect exploitation attempts before they succeed. The vulnerability serves as a reminder of the critical importance of maintaining up-to-date security practices and the necessity of having robust incident response procedures in place to address security vulnerabilities effectively.