CVE-2025-54301 in Quantum Mamanger Component
Summary
by MITRE • 08/25/2025
A stored XSS vulnerability in Quantum Manager component 1.0.0-3.2.0 for Joomla was discovered. File names are not properly escaped.
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Analysis
by VulDB Data Team • 08/25/2025
The stored cross-site scripting vulnerability identified as CVE-2025-54301 affects the Quantum Manager component version 1.0.0 through 3.2.0 in Joomla content management systems. This vulnerability stems from inadequate input sanitization within the file management functionality, where uploaded file names containing malicious script code are not properly escaped before being rendered in web pages. The flaw exists in the component's handling of user-supplied file names that are stored in the database and subsequently displayed without appropriate output encoding mechanisms.
The technical implementation of this vulnerability allows an attacker to inject malicious JavaScript code into file names during the upload process. When these filenames are later displayed in the Quantum Manager interface or rendered in web pages, the unescaped script content executes within the context of other users' browsers who view the affected pages. This represents a classic stored XSS vector where the malicious payload persists in the application's database and executes automatically when legitimate users access the vulnerable functionality. The vulnerability falls under CWE-79 - Improper Neutralization of Input During Web Page Generation, specifically manifesting as a stored XSS flaw in web application components.
The operational impact of this vulnerability extends beyond simple script execution, as it enables attackers to perform session hijacking, deface websites, steal sensitive user information, or redirect victims to malicious domains. An attacker with access to upload functionality can compromise the entire user base of the affected Joomla installation by embedding malicious payloads within file names. This creates a persistent threat that continues to affect users until the vulnerability is patched and the malicious content is removed from the system. The attack surface is particularly concerning given that Quantum Manager is a file management component that typically requires elevated privileges to access, potentially allowing attackers to escalate their privileges and gain deeper system access.
Mitigation strategies should include immediate patching of the Quantum Manager component to version 3.2.1 or later, which addresses the input sanitization issues. Organizations should also implement proper output encoding for all user-supplied data displayed in web interfaces, following the principle of least privilege for file upload functionality, and conducting regular security audits of third-party components. The vulnerability aligns with ATT&CK technique T1566.001 - Phishing: Spearphishing Attachment, as attackers may exploit this vulnerability to deliver malicious payloads through compromised file names. Additionally, implementing Content Security Policy headers and regular security scanning of web applications can provide defense-in-depth measures against similar stored XSS vulnerabilities in the broader Joomla ecosystem.