CVE-2026-86394
Received Received - Intake

OS Command Injection in Dell PowerProtect Data Domain

Publication date: 2026-10-28

Last updated on: 2026-10-28

Assigner: Dell

Description
Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain 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, leading to Command execution.

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Meta Information

Published
2026-10-28
Last Modified
2026-10-28
Generated
2026-10-28
AI Q&A
2026-10-28
EPSS Evaluated
N/A
NVD
CVE-2026-86394
EUVD
EUVD-2026-111844

Affected Vendors & Products

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
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.

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Executive Summary

This is an OS Command Injection vulnerability in Dell PowerProtect Data Domain versions between 7.7.1.0-8.8, LTS2024 7.13.1.0-7.13.1.80, LTS2025 8.3.1.0-8.3.1.40, and LTS2026 8.6.1.0-8.6.1.20. A high privileged remote attacker could execute arbitrary commands on the system.

Detection Guidance

Detection requires checking Dell PowerProtect Data Domain versions against affected releases (7.7.1.0-8.8, 7.13.1.0-7.13.1.80, 8.3.1.0-8.3.1.40, 8.6.1.0-8.6.1.20). Use Dell's official tools or CLI commands like 'show version' to verify installed versions.

Impact Analysis

An attacker could gain control of the affected system, steal data, disrupt operations, or install malware. Since it requires high privileges, the risk is significant if credentials are compromised.

Mitigation Strategies

Apply Dell's official patches or updates for the affected versions. Restrict remote access to high-privileged accounts only. Monitor network traffic for suspicious commands or unusual activity.

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