CVE-2025-29690 in oa_system
Summary
by MITRE • 05/15/2025
A cross-site scripting (XSS) vulnerability in OA System before v2025.01.01 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the outtype parameter at /address/AddrController.java.
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Analysis
by VulDB Data Team • 05/30/2025
This cross-site scripting vulnerability exists within an OA (Office Automation) system version prior to v2025.01.01 where the AddrController.java component fails to properly sanitize user input submitted through the outtype parameter. The flaw occurs at the address management endpoint where malicious actors can inject crafted scripts that execute in the context of other users' browsers. The vulnerability stems from inadequate input validation and output encoding mechanisms that permit malicious payloads to bypass security controls and persist within the application's response handling. This represents a classic reflected XSS vulnerability where the injected script executes when a victim accesses a specially crafted URL containing the malicious payload. The vulnerability is classified under CWE-79 as improper neutralization of input during web page generation, specifically manifesting as a weakness in the application's data validation and sanitization processes.
The technical exploitation of this vulnerability requires attackers to craft malicious URLs with specially formatted payloads in the outtype parameter that will be reflected back to users without proper sanitization. When a victim clicks on such a link, the malicious script executes within their browser context, potentially allowing attackers to steal session cookies, perform unauthorized actions on behalf of users, or redirect victims to malicious sites. The attack vector specifically targets the address management functionality where user input is processed and returned without adequate security measures. This vulnerability enables attackers to leverage the trust relationship between the application and its users, making it particularly dangerous as the malicious code executes within the legitimate application context, potentially bypassing same-origin policies and other browser security mechanisms.
The operational impact of this vulnerability extends beyond simple script execution as it can facilitate more sophisticated attacks including session hijacking, data exfiltration, and privilege escalation within the OA system. Attackers could potentially use this vulnerability to access sensitive business information, manipulate user permissions, or establish persistent access through stolen session tokens. The vulnerability affects the entire user base of the OA system and could compromise multiple accounts if exploited at scale. Organizations relying on this system for business operations face significant risks including unauthorized access to confidential data, potential regulatory violations, and damage to operational continuity. The vulnerability also creates opportunities for attackers to establish footholds within the organization's network infrastructure, potentially enabling lateral movement attacks.
Mitigation strategies should include immediate implementation of input validation and output encoding controls to sanitize all user-supplied data before processing. The application should employ proper HTML escaping mechanisms when rendering user input and implement Content Security Policy headers to restrict script execution. Regular security updates and patch management procedures must be enforced to ensure timely deployment of security fixes. Organizations should implement web application firewalls and input validation rules specifically targeting XSS attack patterns. The vulnerability also highlights the importance of secure coding practices and regular security testing including dynamic and static analysis. Additionally, implementing proper access controls and monitoring for unusual parameter usage patterns can help detect exploitation attempts. Security teams should conduct regular vulnerability assessments and penetration testing to identify similar weaknesses in other application components and ensure comprehensive protection against similar attack vectors. This vulnerability demonstrates the critical need for robust input validation across all application interfaces and the importance of maintaining up-to-date security practices in enterprise applications.