ZDI-26-375: Quest NetVault Backup NVBUDashboard SQL Injection Remote Code Execution Vulnerability
A SQL injection vulnerability in Quest NetVault Backup's NVBUDashboard component allows remote attackers to execute arbitrary code. Exploitation requires authentication, but the authentication mechanism can be bypassed. The flaw arises from improper validation of user-supplied strings used in SQL queries, enabling code execution with NETWORK SERVICE privileges. Quest has issued an update to address this vulnerability.
AI Analysis
Technical Summary
CVE-2026-9786 is a critical remote code execution vulnerability in Quest NetVault Backup's NVBUDashboard JSON-RPC message processing. The vulnerability is due to insufficient validation of user input before constructing SQL queries, leading to SQL injection. Although authentication is nominally required, the authentication mechanism can be bypassed, allowing remote attackers to execute arbitrary code in the context of the NETWORK SERVICE account. Quest has released an update to fix this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code with NETWORK SERVICE privileges on affected Quest NetVault Backup installations. This can lead to full compromise of the affected system. The vulnerability is critical with a CVSS score of 8.8, reflecting high confidentiality, integrity, and availability impact.
Mitigation Recommendations
Quest has issued an official update that corrects this vulnerability. Users should apply the vendor-provided patch or update to the fixed version as soon as possible to remediate this issue.
ZDI-26-375: Quest NetVault Backup NVBUDashboard SQL Injection Remote Code Execution Vulnerability
Description
A SQL injection vulnerability in Quest NetVault Backup's NVBUDashboard component allows remote attackers to execute arbitrary code. Exploitation requires authentication, but the authentication mechanism can be bypassed. The flaw arises from improper validation of user-supplied strings used in SQL queries, enabling code execution with NETWORK SERVICE privileges. Quest has issued an update to address this vulnerability.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-9786 is a critical remote code execution vulnerability in Quest NetVault Backup's NVBUDashboard JSON-RPC message processing. The vulnerability is due to insufficient validation of user input before constructing SQL queries, leading to SQL injection. Although authentication is nominally required, the authentication mechanism can be bypassed, allowing remote attackers to execute arbitrary code in the context of the NETWORK SERVICE account. Quest has released an update to fix this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code with NETWORK SERVICE privileges on affected Quest NetVault Backup installations. This can lead to full compromise of the affected system. The vulnerability is critical with a CVSS score of 8.8, reflecting high confidentiality, integrity, and availability impact.
Mitigation Recommendations
Quest has issued an official update that corrects this vulnerability. Users should apply the vendor-provided patch or update to the fixed version as soon as possible to remediate this issue.
Technical Details
- Article Source
- {"url":"http://www.zerodayinitiative.com/advisories/ZDI-26-375/","fetched":true,"fetchedAt":"2026-06-24T22:24:53.069Z","wordCount":199}
- Classification
- {"confidence":0.95,"severitySource":"heuristic","classifier":"rss-v2"}
Threat ID: 6a3c59a24853345fc1ee9662
Added to database: 06/24/2026, 22:26:42 UTC
Last enriched: 07/23/2026, 23:12:59 UTC
Last updated: 08/09/2026, 00:41:16 UTC
Views: 60
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