CVE-2025-0879 in App
Summary
by MITRE • 09/17/2025
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Shopside Software Shopside App allows Cross-Site Scripting (XSS). This issue requires high privileges.
This issue affects Shopside App: before 17.02.2025.
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Analysis
by VulDB Data Team • 06/06/2026
This vulnerability represents a critical cross-site scripting flaw in the Shopside App software that enables malicious actors to inject malicious scripts into web pages viewed by other users. The vulnerability falls under the Common Weakness Enumeration category CWE-79 which specifically addresses improper neutralization of input during web page generation. The flaw exists in the application's handling of user-supplied data that gets rendered in web contexts without adequate sanitization or encoding mechanisms. Attackers can exploit this weakness to execute arbitrary JavaScript code within the victim's browser session, potentially leading to session hijacking, data theft, or unauthorized actions performed on behalf of the user.
The vulnerability requires high privileges to exploit, indicating that it likely targets administrative or privileged user accounts rather than general consumers. This privileged requirement suggests that the attack vector may involve manipulating administrative interfaces or accessing functionality that requires elevated permissions to modify content. The specific version affected is before 17.02.2025, meaning that any installation running an earlier version remains vulnerable to this attack. The software vendor has addressed this issue in version 17.02.2025 and later, which includes proper input validation and output encoding mechanisms to prevent malicious script execution.
From an operational perspective, this vulnerability poses significant risks to both the application's integrity and user data security. The XSS attack can be executed through various means including but not limited to modifying product descriptions, user profiles, or administrative configuration parameters that get rendered on web pages. The attack can result in unauthorized access to sensitive administrative functions, data exfiltration, or even complete system compromise if combined with other vulnerabilities. According to the MITRE ATT&CK framework, this vulnerability maps to technique T1531 which covers "Account Access Removal" and T1059.007 which addresses "Command and Scripting Interpreter: JavaScript". The high privilege requirement aligns with the concept of privilege escalation within the attack chain, potentially enabling attackers to move laterally within the system once initial access is achieved.
The remediation strategy involves immediate deployment of the patched version 17.02.2025 or later, which implements proper input sanitization and output encoding mechanisms. Organizations should also implement additional security measures including web application firewalls, content security policies, and regular security assessments. The vulnerability highlights the importance of implementing secure coding practices throughout the development lifecycle, particularly focusing on input validation and output encoding. Security teams should conduct thorough penetration testing to identify similar issues in other components and establish monitoring procedures to detect potential exploitation attempts. Regular security updates and patch management processes should be reinforced to prevent similar vulnerabilities from emerging in the future.