CVE-2025-15435 in KSOA
Summary
by MITRE • 01/02/2026
A flaw has been found in Yonyou KSOA 9.0. Affected by this vulnerability is an unknown functionality of the file /worksheet/work_update.jsp. This manipulation of the argument Report causes sql injection. The attack can be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 01/08/2026
The vulnerability identified as CVE-2025-15435 represents a critical sql injection flaw within Yonyou KSOA 9.0 software, specifically targeting the /worksheet/work_update.jsp component. This vulnerability stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data when processing the Report argument parameter. The flaw allows attackers to manipulate database queries through malicious input, potentially compromising the integrity and confidentiality of sensitive data stored within the application's backend systems. The vulnerability's remote exploitability means that malicious actors can leverage this weakness without requiring physical access to the target system, making it particularly dangerous in networked environments where such applications are deployed.
The technical implementation of this vulnerability aligns with CWE-89 which categorizes sql injection attacks as a common weakness in application security where untrusted data is incorporated into sql queries without proper sanitization or parameterization. The specific attack vector involves the Report argument parameter within the work_update.jsp file, suggesting that the application fails to implement proper input validation or prepared statement usage when handling user-provided data. This allows attackers to inject malicious sql code that can execute with the privileges of the database user account under which the application operates, potentially enabling data extraction, modification, or deletion of sensitive corporate information.
The operational impact of this vulnerability extends beyond simple data compromise, as it represents a significant threat to business continuity and regulatory compliance within enterprise environments. Organizations utilizing Yonyou KSOA 9.0 may face unauthorized access to critical business data, including financial records, employee information, and operational data that could be exploited for financial gain or competitive advantage. The fact that exploit code has been published and is potentially available for use increases the likelihood of exploitation, particularly in environments where the software is widely deployed and may not be adequately monitored for suspicious activity. This vulnerability particularly affects organizations that handle sensitive data and operate under compliance requirements such as those outlined in the sarbanes-oxley act or other regulatory frameworks.
Security mitigation strategies should prioritize immediate remediation through vendor-provided patches or updates, as the lack of vendor response to earlier disclosure attempts suggests potential delays in official patch development. Organizations should implement network-level protections including web application firewalls and intrusion detection systems to monitor for exploitation attempts. Additionally, database access controls should be reviewed to ensure principle of least privilege is maintained, and input validation should be strengthened across all application components that process user-supplied data. The vulnerability also highlights the importance of maintaining current security awareness practices and ensuring timely patch management processes are in place to address similar issues before they can be exploited by malicious actors. Organizations should also consider implementing database activity monitoring solutions to detect anomalous sql query patterns that may indicate exploitation attempts, as this vulnerability could potentially be leveraged for advanced persistent threat activities that align with tactics described in the mitre att&ck framework under the execution and credential access domains.