CVE-2026-15517 in Jinher
Summary
by MITRE • 07/13/2026
A flaw has been found in Jinher OA 1.0. The affected element is an unknown function of the file /C6/JHSoft.Web.PlanSummarize/PlanGiveOut.aspx. This manipulation of the argument httpOID causes sql injection. Remote exploitation of the attack is possible. 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 • 07/13/2026
This vulnerability exists within Jinher OA 1.0 software where an unknown function within the file /C6/JHSoft.Web.PlanSummarize/PlanGiveOut.aspx processes the httpOID parameter without adequate input validation or sanitization. The flaw constitutes a classic sql injection vulnerability that allows remote attackers to manipulate database queries through maliciously crafted input. The vulnerability specifically targets the httpOID argument which is directly incorporated into sql query construction without proper parameterization or escaping mechanisms. This type of vulnerability falls under CWE-89 which defines improper neutralization of special elements used in sql commands, making it a critical security flaw that can be exploited from remote locations without requiring authentication.
The operational impact of this vulnerability is severe as it enables attackers to execute arbitrary sql commands against the underlying database system. Remote exploitation capabilities mean that malicious actors can potentially access sensitive data, modify database contents, or even escalate privileges within the application environment. The fact that a public exploit has been published significantly increases the risk profile since automated attack tools may be readily available to threat actors. This vulnerability could lead to complete database compromise and unauthorized access to all information stored within the application's database backend.
The technical nature of this flaw demonstrates poor input validation practices and inadequate sql query construction methodologies. The application fails to implement proper parameterized queries or input sanitization techniques that would normally protect against sql injection attacks. Attackers can manipulate the httpOID parameter to inject malicious sql code that gets executed by the database engine, potentially allowing them to extract confidential information, modify records, or even gain shell access to underlying system resources. This vulnerability represents a fundamental breakdown in the application's security architecture and highlights inadequate secure coding practices during development.
Organizations utilizing Jinher OA 1.0 should immediately implement mitigations including input validation, parameterized queries, and proper output encoding to prevent sql injection exploitation. The vendor's lack of response to disclosure attempts is concerning and suggests potential security gaps in their vulnerability management process. System administrators should consider implementing network-level protections such as web application firewalls to help detect and block malicious sql injection attempts. Additionally, regular database access monitoring and audit logging should be enabled to detect unauthorized database activities. This vulnerability aligns with ATT&CK technique T1190 which describes exploitation of remote services for initial access, and T1071.004 which covers application layer protocol usage for command and control communications.
The absence of vendor response following early disclosure attempts creates additional security risks for affected organizations as they may be left without official patches or mitigation guidance. Organizations should consider alternative solutions such as code review processes to identify similar vulnerabilities in other application components, and implement proper incident response procedures to handle potential exploitation attempts. This vulnerability demonstrates the importance of maintaining current security patches and conducting regular vulnerability assessments to identify and remediate sql injection risks within web applications. The combination of remote exploitability and published attack tools makes this vulnerability particularly dangerous and requires immediate attention from security teams.