Quest NetVault Backup NVBULogDaemon JSON-RPC Cmd Inj (CVE-2026-9787)
CVE-2026-9787 Published on June 24, 2026
Quest NetVault Backup NVBULogDaemon Command Injection Remote Code Execution Vulnerability
Quest NetVault Backup NVBULogDaemon Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
The specific flaw exists within the processing of NVBULogDaemon JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-27625.
Weakness Type
What is a Shell injection Vulnerability?
The software 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.
CVE-2026-9787 has been classified to as a Shell injection vulnerability or weakness.
Products Associated with CVE-2026-9787
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