CVE-2026-101109 in Vehicle Manager Extension
Summary
by MITRE • 09/28/2026
Joomla Extension - ordasoft.com - Reflected Cross-Site Scripting in Vehicle Manager (Free) < 6.5.8 - The public vehicle-detail page (task=view) echoes the title request parameter directly into a double-quoted HTML attribute with no output encoding of any kind. A double-quote character in the parameter closes the attribute, allowing arbitrary markup, including a <script> tag, to be injected into the page.
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Analysis
by VulDB Data Team • 09/28/2026
The vulnerability identified within Joomla Extension Vehicle Manager versions prior to 6.5.8 represents a classic instance of Reflected Cross-Site Scripting, technically classified under CWE-79 in the Common Weakness Enumeration framework. This flaw resides specifically on the public vehicle-detail page where the application processes user-supplied input via the task=view parameter and its associated title argument. The core technical deficiency lies in the server-side rendering logic which fails to apply any form of output encoding or sanitization before injecting the request parameter directly into an HTML context. Specifically, the value is placed within a double-quoted attribute without escaping special characters that hold syntactic meaning in HTML markup.
From a technical perspective, this lack of proper input handling allows an attacker to manipulate the structure of the rendered page by inserting malicious payloads. Because the application echoes the title parameter directly into a double-quoted HTML attribute, injecting a closing double-quote character effectively terminates the intended attribute value. This structural break enables the injection of arbitrary markup elements such as script tags or event handlers like onerror or onload. Once these elements are injected and rendered in the victim's browser, they execute within the security context of the vulnerable website domain, granting the attacker the ability to run arbitrary JavaScript code with full access to cookies, session tokens, and other sensitive data associated with that origin.
The operational impact of this vulnerability is significant due to its reflected nature combined with high ease of exploitation. Attackers can craft a malicious URL containing the XSS payload and distribute it through phishing emails or social engineering tactics targeting users who view vehicle details on the compromised site. Upon clicking the link, the victim's browser executes the injected script immediately without requiring any prior authentication or interaction beyond loading the page. This facilitates various attacks including session hijacking where an attacker steals active user sessions to impersonate legitimate users, credential harvesting by redirecting victims to fake login pages that mimic the original interface, and potentially defacement of the website content visible to other visitors if the payload is designed for broader propagation rather than targeted theft.
In alignment with the MITRE ATT&CK framework, this vulnerability maps primarily to techniques involving Client-Side Scripting Injection under the Execution tactic, specifically leveraging browser-based mechanisms to execute code within a trusted context. The reflected nature of the XSS also aligns with phishing and social engineering vectors used in initial access campaigns. To mitigate this risk, developers must implement strict output encoding for all user-supplied data before it is rendered into HTML attributes or bodies. Utilizing established libraries that handle contextual escaping ensures that special characters are converted to their safe entity equivalents rather than being interpreted as markup delimiters. Additionally, implementing Content Security Policy headers can provide a layer of defense-in-depth by restricting the sources from which scripts can be loaded and executed, thereby limiting the impact even if an injection attempt succeeds. Regular security audits focusing on input validation and output encoding practices are essential to prevent similar vulnerabilities in web applications built with Joomla or other content management systems.