Dell PowerFlex Manager up to 5.0.x OS Repository os command injection

Summaryinfo

A vulnerability was found in Dell PowerFlex Manager up to 5.0.x. It has been rated as very critical. Affected is an unknown function of the component OS Repository Handler. Performing a manipulation results in os command injection. This vulnerability is known as CVE-2026-56688. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Dell PowerFlex Manager up to 5.0.x. It has been classified as very critical. This affects an unknown function of the component OS Repository Handler. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

It is possible to read the advisory at dell.com. This vulnerability is uniquely identified as CVE-2026-56688 since 06/22/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation requires an enhanced level of successful authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/10/2026). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading to version 5.1.0.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-42871). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Dell

Name

• PowerFlex Manager

Version

• 5.0

License

• commercial

Website

• Vendor: https://www.dell.com/

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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