CVE-2026-9783

8.8

Quest · NetVault Backup

Quest NetVault Backup is vulnerable to a SQL injection flaw within the NVBURemovableMedia component, potentially allowing for remote code execution.

Executive summary

A critical SQL injection vulnerability in the Quest NetVault Backup NVBURemovableMedia component poses a severe risk of remote code execution and full system compromise.

Vulnerability

The application fails to properly sanitize user-supplied input within the NVBURemovableMedia function, leading to a SQL injection vulnerability that can be leveraged by an unauthenticated attacker to achieve remote code execution.

Business impact

The ability to execute arbitrary code on a backup server carries catastrophic business risk, including the potential for unauthorized access to sensitive backup data, credentials, and the underlying infrastructure. With a CVSS score of 8.8, this high-severity flaw threatens the confidentiality, integrity, and availability of critical enterprise data assets.

Remediation

Immediate Action: Identify and patch all instances of Quest NetVault Backup according to the vendor's forthcoming security guidance.

Proactive Monitoring: Review system and application logs for unusual database queries or unexpected process execution patterns originating from the NetVault service account.

Compensating Controls: Deploy Web Application Firewall (WAF) rules to filter and block suspicious SQL injection patterns targeting the NetVault management interface.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Given the potential for remote code execution, this vulnerability represents a significant threat to organizational security. Administrators should prioritize the identification of affected NetVault instances and apply the necessary patches immediately upon release to mitigate the risk of unauthorized system access.

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