Unity Operating Environment CVE-2026-21418
HIGHCVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Dell Unity, version(s) 5.5.2 and prior, 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 arbitrary command execution with root privileges.
AnalysisAI
Dell Unity versions 5.5.2 and earlier suffer from an OS command injection vulnerability that allows local attackers with low privileges to execute arbitrary commands with root-level access. The flaw stems from improper input validation in command processing, enabling privilege escalation on affected systems. …
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RemediationAI
Within 24 hours: Inventory all Dell Unity deployments and identify systems running version 5.5.2 or prior; implement network segmentation to restrict management interface access. Within 7 days: Deploy WAF rules to filter malicious command injection patterns in API requests; disable non-essential remote management features if operationally feasible; increase monitoring and logging on affected systems. …
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External POC / Exploit Code
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