ZDI-CAN-27633: ZDI-26-371: Quest NetVault Backup NVBUDeviceDrive SQL Injection Remote Code Execution Vulnerability

Published Jun 24, 2026

Updated

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 ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-9782.

Affected Software

1 affected component

Quest Software NetVault Backup

Event History

Jun 24, 2026

Advisory Published

via ZDI·05:00 AM

Data Sourced

via ZDI·05:00 AM

Description

Frequently Asked Questions

What is the severity of ZDI-CAN-27633?

ZDI-CAN-27633 has a CVSS rating of 8.8, indicating a high severity level.

How do I fix ZDI-CAN-27633?

To fix ZDI-CAN-27633, update Quest NetVault Backup to the latest patched version provided by Quest Software.

Can ZDI-CAN-27633 be exploited without authentication?

No, ZDI-CAN-27633 requires authentication, but the existing authentication mechanism can be bypassed.

What type of attack can be performed using ZDI-CAN-27633?

ZDI-CAN-27633 allows remote code execution through SQL injection vulnerabilities.

Which software is affected by ZDI-CAN-27633?

ZDI-CAN-27633 affects the Quest Software NetVault Backup application.