SQL Injection Vulnerability in Quest NetVault Backup
CVE-2026-9783

8.8HIGH

Key Information:

Vendor

Quest

Status
Netvault Backup
Vendor
CVE Published:
24 June 2026

What is CVE-2026-9783?

A vulnerability in Quest NetVault Backup allows remote attackers to execute arbitrary code due to improper validation of user-supplied strings in NVBURemovableMedia JSON-RPC messages. Although authentication is required, the existing mechanisms can be bypassed, potentially leading to unauthorized access and code execution in the context of NETWORK SERVICE. This highlights the importance of robust input validation to mitigate such risks.

Affected Version(s)

NetVault Backup 14.0.0.19

References

https://www.zerodayinitiative.com/advisories/ZDI-26-372/
x_research-advisory
https://support.quest.com/technical-documents/netvault/14...
vendor-advisory

CVSS V3.0

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.