CVE-2026-55002: Microsoft SQL Server Elevation of Privilege Vulnerability

Published Jul 14, 2026
·
Updated

External control of file name or path in SQL Server allows an authorized attacker to elevate privileges locally.

Other sources

External control of file name or path in SQL Server allows an authorized attacker to elevate privileges over a network.

— Microsoft

Microsoft SQL Server Elevation of Privilege Vulnerability

— Microsoft

Affected Software

20 affected componentsFixes available
Microsoft SQL Server 2022<16.0.1190.2
16.0.1190.2
Microsoft SQL Server 2022 (CU 25)<16.0.4262.2
16.0.4262.2
Microsoft SQL Server 2017 (CU 31)<14.0.3540.1
14.0.3540.1
Microsoft SQL Server 2025<17.0.1125.2
17.0.1125.2
Microsoft SQL Server 2019 (CU 32)<15.0.4480.2
15.0.4480.2
Microsoft SQL Server 2025 (CU6)<17.0.4060.2
17.0.4060.2
Microsoft SQL Server 2019<15.0.2180.2
15.0.2180.2
Microsoft SQL Server 2016 Azure Connect Feature Pack<13.0.7095.1
13.0.7095.1
Microsoft SQL Server 2017<14.0.2120.1
14.0.2120.1
Microsoft SQL Server 2016<13.0.6500.1
13.0.6500.1
Microsoft SQL Server 2016>=13.0.6300.2<13.0.6500.1
Microsoft SQL Server 2016>=13.0.7000.253<13.0.7095.1
Microsoft SQL Server 2017>=14.0.1000.169<14.0.2120.1
Microsoft SQL Server 2017>=14.0.3006.16<14.0.3540.1
Microsoft SQL Server 2019>=15.0.2000.5<15.0.2180.2
Microsoft SQL Server 2019>=15.0.4003.23<15.0.4480.2
Microsoft SQL Server 2022>=16.0.1000.6<16.0.1190.2
Microsoft SQL Server 2022>=16.0.4003.1<16.0.4262.2
Microsoft SQL Server 2025>=17.0.1000.7<17.0.1125.2
Microsoft SQL Server 2025>=17.0.4006.2<17.0.4060.2

Remediation

Patch Available

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55002

Event History

Jul 14, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:05 PM
Data Sourced
via MITRE·05:05 PM
DescriptionSeverity
Data Sourced
via NVD·05:17 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-55002?

CVE-2026-55002 has a severity rating of 7.8, which is classified as high.

2

How can I fix CVE-2026-55002?

To address CVE-2026-55002, you should apply the latest security updates for Microsoft SQL Server.

3

What systems are affected by CVE-2026-55002?

CVE-2026-55002 affects Microsoft SQL Server 2017, 2019, 2022, and 2025 across various update versions.

4

What type of vulnerability is CVE-2026-55002?

CVE-2026-55002 is categorized as an elevation of privilege vulnerability.

5

Who can exploit CVE-2026-55002?

An authorized attacker can exploit CVE-2026-55002 to elevate privileges locally in affected SQL Server installations.

Company

Resources

Contact

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