CVE-2026-40370: CWE-73: External Control of File Name or Path in Microsoft Microsoft SQL Server 2016 Service Pack 3 (GDR)
External control of file name or path in SQL Server allows an authorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-40370) affects Microsoft SQL Server 2016 Service Pack 3 (GDR) version 13.0.0 and involves external control of file name or path (CWE-73). It enables an attacker with authorized network access and low privileges to execute arbitrary code remotely. The CVSS 3.1 vector indicates network attack vector, low attack complexity, required privileges, no user interaction, and high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this vulnerability.
Potential Impact
Successful exploitation allows an authorized attacker to execute arbitrary code remotely on the affected SQL Server instance, potentially leading to full compromise of the database server's confidentiality, integrity, and availability. This could result in unauthorized data access, modification, or denial of service.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. Administrators should apply the update provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40370 as soon as possible to protect affected systems.
CVE-2026-40370: CWE-73: External Control of File Name or Path in Microsoft Microsoft SQL Server 2016 Service Pack 3 (GDR)
Description
External control of file name or path in SQL Server allows an authorized attacker to execute code over a network.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-40370) affects Microsoft SQL Server 2016 Service Pack 3 (GDR) version 13.0.0 and involves external control of file name or path (CWE-73). It enables an attacker with authorized network access and low privileges to execute arbitrary code remotely. The CVSS 3.1 vector indicates network attack vector, low attack complexity, required privileges, no user interaction, and high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this vulnerability.
Potential Impact
Successful exploitation allows an authorized attacker to execute arbitrary code remotely on the affected SQL Server instance, potentially leading to full compromise of the database server's confidentiality, integrity, and availability. This could result in unauthorized data access, modification, or denial of service.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. Administrators should apply the update provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40370 as soon as possible to protect affected systems.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-11T23:06:15.615Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40370","vendor":"Microsoft"}]
Threat ID: 6a036550cbff5d861008c901
Added to database: 5/12/2026, 5:37:20 PM
Last enriched: 5/12/2026, 6:52:37 PM
Last updated: 5/13/2026, 4:57:21 AM
Views: 2
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