CVE-2026-59910 in ObjectScale
Summary
by MITRE • 08/17/2026
Dell ObjectScale, versions prior to 4.3.0.1, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges.
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Analysis
by VulDB Data Team • 08/17/2026
The identified security flaw resides within Dell ObjectScale versions prior to 4.3.0.1 and is classified as an Improper Neutralization of Special Elements used in an Operating System Command, commonly known as OS Command Injection. This vulnerability stems from a failure in the application's input validation mechanisms when processing user-supplied data that is subsequently passed directly to underlying operating system commands without adequate sanitization or encoding. The core technical deficiency lies in the lack of rigorous checks against special characters such as semicolons, ampersands, pipes, and backticks, which allow an attacker to terminate the intended command string and append arbitrary shell instructions for execution by the host environment.
The operational impact of this vulnerability is significant due to its potential for privilege escalation. Although exploitation requires a low-privileged attacker with local access to the system, the ability to inject and execute OS commands effectively bypasses standard application-level security controls. Once an attacker successfully leverages this flaw, they can execute arbitrary code within the context of the service account running Dell ObjectScale. Depending on the configuration and permissions assigned to that specific process, this often results in full control over the underlying operating system, allowing for data exfiltration, modification of critical system files, or further lateral movement across the network infrastructure.
From a classification perspective, this vulnerability aligns with CWE-78, which defines Improper Neutralization of Special Elements used in an OS Command. It also maps to MITRE ATT&CK technique T1059, specifically sub-technique 004 for Command and Scripting Interpreter abuse. The attack vector involves local interaction where the attacker interacts directly with the application interface or service endpoints that are susceptible to command injection. This scenario highlights a critical gap in secure coding practices regarding the separation of data from commands during system-level operations.
To mitigate this risk, immediate patching is required by upgrading Dell ObjectScale to version 4.3.0.1 or later where these input validation issues have been addressed. In addition to software updates, organizations should enforce strict least-privilege principles for service accounts associated with ObjectScale processes to limit the potential damage of a successful exploitation attempt. Implementing robust input validation frameworks that whitelist acceptable characters rather than blacklist dangerous ones can further reduce exposure. Regular security audits and static code analysis focused on command injection patterns are recommended to identify similar vulnerabilities in custom integrations or extensions within the Dell ObjectScale ecosystem.