CVE-2026-15907 in SecPath F1000-C8300
Summary
by MITRE • 07/16/2026
A flaw has been found in H3C SecPath F1000-C8300 up to 20260522. This impacts an unknown function of the file /webui/?g=log_fw_nbc_mail_jsondata. Executing a manipulation of the argument subject can lead to sql injection. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability. A technical fix is planned to be released.
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Analysis
by VulDB Data Team • 07/16/2026
The vulnerability identified in H3C SecPath F1000-C8300 firmware versions up to 20260522 represents a critical sql injection flaw within the web interface component that processes log data. This particular weakness exists in the /webui/?g=log_fw_nbc_mail_jsondata endpoint, which handles json data processing for firewall network basic control mail functionality. The vulnerability stems from inadequate input validation and sanitization of user-supplied parameters, specifically the subject argument that flows directly into sql query construction without proper escaping or parameterization mechanisms.
The technical exploitation of this vulnerability occurs through remote manipulation of the subject parameter within the targeted web endpoint. Attackers can craft malicious sql payloads that bypass authentication mechanisms and directly interact with the underlying database system. This allows unauthorized individuals to extract sensitive information, modify database records, or potentially escalate privileges within the device's operational environment. The flaw operates at the application layer and leverages the device's web interface as the attack vector, eliminating the need for physical access or specialized equipment.
The operational impact of this vulnerability extends beyond simple data compromise, as it represents a significant threat to network security infrastructure integrity. An attacker who successfully exploits this vulnerability could gain access to firewall logs, administrative credentials, system configurations, and potentially establish persistent access points within the network perimeter. The published exploit availability increases the likelihood of real-world exploitation, making this vulnerability particularly dangerous for organizations relying on affected H3C devices for network protection. This weakness essentially undermines the device's ability to maintain secure logging and monitoring capabilities that are fundamental to network security operations.
Security professionals should immediately assess their deployment of affected H3C SecPath F1000-C8300 devices and implement temporary network segmentation measures to limit potential attack surface exposure. The vendor has acknowledged the vulnerability and confirmed its existence, with a technical fix planned for release, which aligns with industry best practices for vulnerability disclosure and remediation. Organizations should monitor vendor communications for the official patch release and ensure proper testing procedures are followed before deployment. This vulnerability demonstrates the importance of maintaining up-to-date firmware versions and implementing robust input validation controls across all network infrastructure components.
The technical flaw manifests as a classic sql injection vulnerability categorized under CWE-89, representing improper neutralization of special elements used in sql commands. The attack vector follows ATT&CK technique T1071.004 for application layer protocol usage and T1190 for exploitation of remote services. The vulnerability's remote execution capability eliminates the need for physical proximity or network infiltration, making it particularly concerning for enterprise environments where network security appliances are critical infrastructure components. This case highlights the necessity for regular security assessments and vulnerability scanning of network infrastructure devices to identify and remediate similar weaknesses before they can be exploited by malicious actors.
Organizations should implement additional monitoring measures around the affected web interface endpoint to detect potential exploitation attempts, including log analysis for suspicious parameter patterns and unauthorized access attempts. The vulnerability's impact on the device's logging functionality creates a cascading security risk where compromised systems may not properly record security events, potentially masking other attacks or breaches that occur simultaneously. Network administrators should consider temporary disablement of unnecessary web services or implementation of web application firewalls to provide additional protection while awaiting official vendor patches. This vulnerability serves as a reminder of the critical importance of secure coding practices and comprehensive input validation in network security devices where database interactions are essential for normal operations.