Vulnerability details
CVE-2026-9784
Quest NetVault Backup
Quest NetVault Backup NVBULibraryPort SQL Injection Remote Code Execution Vulnerability
CVSS 3.0
8.8High
Official description
Quest NetVault Backup NVBULibraryPort SQL 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 NVBULibraryPort JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27631.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 3.0 | CVEProject cvelistV5 (CNA) (zdi) | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Quest | NetVault Backup | 14.0.0.19 | CVEProject cvelistV5 (CNA) |
References and advisories
2- https://www.zerodayinitiative.com/advisories/ZDI-26-373/ x_research-advisory
- https://support.quest.com/technical-documents/netvault/14.0.2/release-notes#TOPIC-2338529 vendor-advisory
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Details
- Published
- 2026-06-25
- Last updated
- 2026-06-26
- State
- Published
- Assigner (CNA)
- zdi
Exploit prediction (EPSS)
0.94%
Probability of exploitation in 30 days
61.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')