CVE-2025-58264 in JupiterX Core Plugin
Summary
by MITRE • 09/22/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in artbees JupiterX Core allows Stored XSS. This issue affects JupiterX Core: from n/a through 4.10.1.
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Analysis
by VulDB Data Team • 09/22/2025
The vulnerability identified as CVE-2025-58264 represents a critical cross-site scripting flaw within the artbees JupiterX Core web application framework. This stored XSS vulnerability occurs during the web page generation process when user input is improperly neutralized, creating a persistent security risk that can affect all versions from the initial release through version 4.10.1. The flaw resides in how the application processes and renders user-supplied data within web pages, potentially allowing attackers to inject malicious scripts that execute in the context of other users' browsers. This type of vulnerability falls under the CWE-79 category, which specifically addresses improper neutralization of input during web page generation, making it a well-documented and dangerous class of web application security flaw. The vulnerability's classification as stored XSS indicates that malicious payloads are permanently saved on the server and executed whenever affected pages are accessed, rather than requiring immediate interaction with a specific request.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking, as it provides attackers with the ability to manipulate the application's behavior and potentially escalate privileges within the affected environment. When users browse pages that contain malicious scripts injected through this vulnerability, their browsers execute the code as if it originated from the legitimate application, enabling attackers to perform actions on behalf of authenticated users. This can result in unauthorized access to sensitive data, modification of content, or even complete compromise of user accounts. The vulnerability's presence in JupiterX Core, a popular WordPress theme framework, amplifies its potential impact as it affects numerous websites that rely on this underlying infrastructure for their presentation layer. Attackers can leverage this weakness to establish persistent backdoors, steal administrative credentials, or manipulate website content in ways that could damage reputation and compromise user trust.
Mitigation strategies for CVE-2025-58264 must address both immediate remediation and long-term security hardening measures. The most critical action involves upgrading to a patched version of JupiterX Core that resolves the input sanitization issues, as this directly addresses the root cause of the vulnerability. Organizations should also implement robust input validation and output encoding mechanisms throughout their web applications, ensuring that all user-supplied data is properly escaped before being rendered in web pages. The implementation of Content Security Policy headers can provide an additional layer of protection by restricting the sources from which scripts can be loaded, while also helping to detect and prevent XSS attacks. Security practitioners should also consider deploying web application firewalls that can detect and block suspicious script injection attempts, and establish comprehensive monitoring systems to identify potential exploitation attempts. Regular security assessments and penetration testing should be conducted to verify that the remediation measures are effective and to identify any related vulnerabilities that may exist within the broader application ecosystem. This vulnerability's characteristics align with ATT&CK technique T1566.001, which involves social engineering through malicious content, making it particularly dangerous in environments where users may not be aware of the security risks they face when interacting with compromised web applications.