CVE-2026-56688 in PowerFlex Manager
Summary
by MITRE • 07/10/2026
Dell PowerFlex Manager, Version prior to 5.1.0.1, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability during OS Repository processing to achieve arbitrary command execution as root, potentially leading to full appliance compromise and lateral movement into managed infrastructure.
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Analysis
by VulDB Data Team • 07/10/2026
This vulnerability exists within Dell PowerFlex Manager versions prior to 5.1.0.1 and represents a critical os command injection flaw that can be exploited by high privileged attackers with remote access capabilities. The vulnerability specifically manifests during os repository processing operations where malicious input is not properly sanitized or neutralized before being executed as system commands. This improper handling of special elements in os commands creates a pathway for attackers to inject arbitrary commands that execute with root privileges, fundamentally compromising the entire appliance system.
The technical nature of this vulnerability aligns with CWE-77 and CWE-88 categories, which specifically address command injection flaws where user-supplied input is directly incorporated into operating system commands without adequate sanitization. Attackers exploiting this weakness can leverage their remote access capabilities to craft malicious inputs that bypass normal security controls during repository processing operations. The impact extends beyond simple privilege escalation as the vulnerability enables complete appliance compromise with root level access, allowing attackers to execute any command they desire within the system environment.
From an operational perspective, this vulnerability creates significant risk for organizations relying on Dell PowerFlex Manager for storage infrastructure management. The ability to achieve arbitrary code execution as root provides attackers with comprehensive control over the affected appliance, enabling them to modify system configurations, extract sensitive data, install malware, or establish persistent access points. The high privilege requirement for exploitation suggests that this vulnerability may be accessible through legitimate administrative interfaces, making it particularly dangerous as it could be leveraged by insiders or compromised administrators.
The attack surface for this vulnerability is primarily through remote network access to the PowerFlex Manager appliance, with potential lateral movement capabilities into connected storage infrastructure. Organizations using affected versions should prioritize immediate remediation through the vendor-provided security patches that address the command injection flaw in the os repository processing components. The vulnerability demonstrates the critical importance of input validation and sanitization in system interfaces, particularly those handling administrative functions where privilege escalation risks are elevated.
Mitigation strategies should include immediate deployment of Dell PowerFlex Manager version 5.1.0.1 or later, which contains the necessary security patches to address the command injection vulnerability. Network segmentation and access controls should be implemented to limit remote access to administrative interfaces, reducing the attack surface for potential exploitation attempts. Regular security assessments and monitoring of system logs for suspicious command execution patterns can help detect exploitation attempts before they lead to full compromise. This vulnerability serves as a reminder of the critical need for robust input validation mechanisms in all system components that interact with operating system commands, particularly those serving administrative or maintenance functions within enterprise storage infrastructure.