CVE-2026-95748 in Fabric Composer
Summary
by MITRE • 11/03/2026
A SQL injection vulnerability exists in HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to run arbitrary database commands.
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Analysis
by VulDB Data Team • 11/03/2026
The discovery of a SQL injection vulnerability within Hewlett Packard Enterprise (HPE) Networking Fabric Composer represents a critical security flaw that compromises the integrity and confidentiality of network management infrastructure. This specific application serves as a centralized controller for managing virtualized data center networks, making it a high-value target for adversaries seeking to disrupt enterprise operations or exfiltrate sensitive configuration data. The vulnerability stems from insufficient sanitization of user-supplied input before it is incorporated into SQL queries executed by the backend database system. When an attacker submits maliciously crafted strings through exposed interfaces, such as web forms or API endpoints, the application fails to distinguish between executable code and data inputs. This failure allows the injected SQL commands to be interpreted directly by the database engine rather than being treated strictly as literal values.
The operational impact of this vulnerability is severe due to its potential for unauthenticated exploitation from an adjacent network position. An attacker who has gained access to the same local area network segment or subnet where HPE Fabric Composer resides can initiate attacks without needing valid credentials. This lack of authentication requirement significantly lowers the barrier to entry, enabling any individual with basic networking knowledge and appropriate tools to exploit the flaw remotely. Once exploited, the adversary gains the ability to execute arbitrary database commands, which effectively grants them full control over the underlying data store. Depending on the specific configuration and privileges assigned to the application's database account, this could lead to unauthorized access to sensitive network topology information, credential theft, modification of routing policies, or even complete system compromise if the database service runs with elevated operating system permissions.
From a classification perspective, this vulnerability aligns closely with CWE-89, which defines Improper Neutralization of Special Elements used in an SQL Command, commonly known as SQL Injection. The attack vector is categorized under ATT&CK technique T1190, Exploit Public-Facing Application, although the specific context here involves adjacent network access rather than direct internet exposure. This distinction highlights that while the application may not be directly exposed to the public internet, it remains vulnerable to lateral movement attacks from compromised hosts or malicious insiders within the trusted network perimeter. The ability of an unauthenticated actor to interact with the database engine bypasses traditional authentication controls and undermines the principle of least privilege by allowing direct manipulation of critical system data.
Mitigation strategies must address both immediate remediation and long-term architectural improvements. HPE has likely released a software patch or update that addresses this specific input validation flaw, making the application of vendor-provided fixes the primary recommendation for administrators. Organizations should prioritize updating their Fabric Composer instances to the latest secure version as soon as possible. In addition to applying patches, network segmentation plays a crucial role in limiting the blast radius of such vulnerabilities. Ensuring that management interfaces are isolated within dedicated administrative VLANs and protected by strict firewall rules can prevent adjacent attackers from reaching the vulnerable service. Furthermore, implementing Web Application Firewalls with SQL injection detection signatures may provide an additional layer of defense against exploitation attempts while patching efforts are underway. Regular security audits and code reviews focusing on input validation practices are also essential to preventing similar flaws in future software releases.