CVE-2026-55002: 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 elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability involves external control of a file name or path in Microsoft SQL Server 2016 Service Pack 3 (GDR). An authorized attacker can exploit this flaw over a network to elevate their privileges. The CVSS 3.1 base score is 8.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this issue as detailed in their security update guide.
Potential Impact
Successful exploitation allows an authorized attacker to elevate privileges remotely, potentially leading to full compromise of the affected SQL Server instance. The impact affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55002 to remediate this vulnerability.
CVE-2026-55002: 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 elevate privileges over a network.
CVSS v3.1
Score 8.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves external control of a file name or path in Microsoft SQL Server 2016 Service Pack 3 (GDR). An authorized attacker can exploit this flaw over a network to elevate their privileges. The CVSS 3.1 base score is 8.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this issue as detailed in their security update guide.
Potential Impact
Successful exploitation allows an authorized attacker to elevate privileges remotely, potentially leading to full compromise of the affected SQL Server instance. The impact affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55002 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-16T14:10:05.869Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55002","vendor":"Microsoft"}]
Threat ID: 6a566f8068715ace43e6bf52
Added to database: 07/14/2026, 17:18:56 UTC
Last enriched: 08/13/2026, 15:27:00 UTC
Last updated: 08/26/2026, 11:03:42 UTC
Views: 79
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