CVE-2026-55002 Details
Description
External control of file name or path in SQL Server allows an authorized attacker to elevate privileges over a network.
A vulnerability in Microsoft SQL Server allows an authorized attacker to externally control file names or paths, leading to local privilege escalation. This issue affects several versions of SQL Server 2016, 2017, 2019, 2022, and 2025.
Users can apply the security update for their specific version of SQL Server. Detailed update instructions are available in the Microsoft SQL Server Security Update Guide.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 10, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55002 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-73 | External Control of File Name or Path | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft sql server 2016 | >= 13.0.6300.2, < 13.0.6500.1 >= 13.0.7000.253, < 13.0.7095.1 |
CPE
Remediation
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| microsoft sql server 2017 | >= 14.0.1000.169, < 14.0.2120.1 >= 14.0.3006.16, < 14.0.3540.1 |
CPE
Remediation
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| microsoft sql server 2019 | >= 15.0.2000.5, < 15.0.2180.2 >= 15.0.4003.23, < 15.0.4480.2 |
CPE
Remediation
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| microsoft sql server 2022 | >= 16.0.1000.6, < 16.0.1190.2 >= 16.0.4003.1, < 16.0.4262.2 |
CPE
Remediation
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| microsoft sql server 2025 | >= 17.0.1000.7, < 17.0.1125.2 >= 17.0.4006.2, < 17.0.4060.2 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 4, 2026 | CVE Modified | [email protected] |
| Aug 3, 2026 | Initial Analysis | [email protected] |
| Jul 15, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | New CVE Received | [email protected] |