CVE-2026-1449 in Smart Bus Management System
Summary
by MITRE • 01/27/2026
A flaw has been found in Hisense TransTech Smart Bus Management System up to 20260113. Affected is the function Page_Load of the file YZSoft/Forms/XForm/BM/BusComManagement/TireMng.aspx. Executing a manipulation of the argument key can lead to sql injection. It is possible to launch the attack 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 • 01/28/2026
The vulnerability identified as CVE-2026-1449 represents a critical sql injection flaw within the Hisense TransTech Smart Bus Management System version 20260113. This security weakness specifically affects the Page_Load function in the YZSoft/Forms/XForm/BM/BusComManagement/TireMng.aspx file, creating a significant attack surface for malicious actors seeking to compromise the system's database infrastructure. The vulnerability's remote exploitability means that attackers can potentially target the system without requiring physical access or local network presence, making it particularly dangerous for operational technology environments that manage critical transportation infrastructure.
The technical implementation of this vulnerability stems from insufficient input validation and sanitization within the Page_Load method, where user-supplied parameters are directly incorporated into sql query construction without proper escaping or parameterization. This flaw allows attackers to manipulate the key argument parameter to inject malicious sql code that can be executed against the underlying database. The attack vector operates through web-based interfaces, leveraging the system's standard http communication protocols to deliver malicious payloads that can manipulate, extract, or destroy sensitive operational data.
The operational impact of this vulnerability extends beyond simple data compromise to potentially disrupt critical transportation management functions within the smart bus system. Attackers could gain unauthorized access to vehicle maintenance records, operational schedules, passenger data, and other sensitive information that could be exploited for financial gain or operational disruption. The published exploit availability significantly increases the risk level as it removes the requirement for advanced technical skills to execute attacks against vulnerable systems. This type of vulnerability aligns with CWE-89 sql injection classification and represents a direct threat to the integrity and confidentiality of critical infrastructure management systems.
Organizations utilizing the Hisense TransTech Smart Bus Management System must implement immediate mitigations including input validation controls, parameterized queries, and web application firewalls to prevent exploitation of this vulnerability. The lack of vendor response to early disclosure attempts compounds the risk, as organizations cannot rely on official patches or updates to address the flaw. Security teams should conduct comprehensive network assessments to identify all affected systems and implement network segmentation to limit potential attack vectors. This vulnerability demonstrates the critical importance of maintaining updated security controls and vendor communication channels, particularly for systems managing essential public infrastructure services. The ATT&CK framework categorizes this as a database injection technique with potential for privilege escalation and data exfiltration, making it a high-priority concern for cybersecurity teams managing transportation and public utility systems.