CVE-2026-56686

7.8

Dell · ObjectScale

Dell ObjectScale contains an OS command injection vulnerability that permits a local authenticated attacker to execute arbitrary system commands.

Executive summary

A high-severity OS command injection vulnerability in Dell ObjectScale could allow a local authenticated attacker to execute arbitrary commands on the underlying host.

Vulnerability

This is an OS command injection vulnerability (CWE-78) where improper input validation allows an attacker with low-level local access to inject and execute malicious commands on the server.

Business impact

Exploitation of this flaw grants an attacker the ability to execute commands with the privileges of the application, potentially resulting in complete system takeover. The 7.8 CVSS score reflects the high potential for data loss and system-wide disruption, necessitating a swift remediation response.

Remediation

Immediate Action: Apply the vendor-provided security update by upgrading to Dell ObjectScale version 4.3.0.1 or later.

Proactive Monitoring: Monitor system audit logs for suspicious activity or unexpected shell command execution occurring within the ObjectScale environment.

Compensating Controls: Limit access to the server environment to only essential administrative users to reduce the attack surface for local execution vectors.

Exploitation status

Public Exploit Available: No

Analyst recommendation

Security teams must treat this vulnerability with high priority. Organizations using Dell ObjectScale should coordinate an immediate update to version 4.3.0.1 to mitigate the risk of command injection.

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