NVD

CVE-2026-54117 Detail

Undergoing Reanalysis

This CVE is currently being enriched by team members, this process results in the association of reference link tags, CVSS, CWE, and CPE applicability statement data.

Current Description

Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.

View Analysis Description

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

Nist CVSS score does not match with CNA score

CNA: Microsoft Corporation

Base Score: 9.8 CRITICAL

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54117	Microsoft Corporation	Patch Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-502	Deserialization of Untrusted Data	Microsoft Corporation

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Initial Analysis by NIST 7/22/2026 12:51:31 PM

Action

Type

Old Value

New Value

Added

CPE Configuration

OR
          *cpe:2.3:a:microsoft:sql_server_2016:*:*:*:*:*:*:x64:* versions from (including) 13.0.6300.2 up to (excluding) 13.0.6500.1
          *cpe:2.3:a:microsoft:sql_server_2016:*:*:*:*:*:*:x64:* versions from (including) 13.0.7000.253 up to (excluding) 13.0.7095.1
          *cpe:2.3:a:microsoft:sql_server_2017:*:*:*:*:*:*:x64:* versions from (including) 14.0.1000.169 up to (excluding) 14.0.2120.1
          *cpe:2.3:a:microsoft:sql_server_2017:*:*:*:*:*:*:x64:* versions from (including) 14.0.3006.16 up to (excluding) 14.0.3540.1
          *cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:* versions from (including) 15.0.2000.5 up to (excluding) 15.0.2180.2
          *cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:* versions from (including) 15.0.4003.23 up to (excluding) 15.0.4480.2
          *cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:* versions from (including) 16.0.1000.6 up to (excluding) 16.0.1190.2
          *cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:* versions from (including) 16.0.4003.1 up to (excluding) 16.0.4262.2
          *cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:* versions from (including) 17.0.1000.7 up to (excluding) 17.0.1125.2
          *cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:* versions from (including) 17.0.4006.2 up to (excluding) 17.0.4060.2

Added

Reference Type

Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54117 Types: Patch, Vendor Advisory

New CVE Received from Microsoft Corporation 7/14/2026 1:17:04 PM

Action	Type	New Value
Added	Description	Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
Added	CVSS V3.1	AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added	CWE	CWE-502
Added	Reference	https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54117
Added	Affected	[{"vendor":"Microsoft","product":"Microsoft SQL Server 2025 (CU 6)","versions":[{"version":"17.0.4060.2","lessThan":"17.0.4060.2","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft SQL Server 2025 for x64-based Systems (GDR)","platforms":["x64-based Systems"],"versions":[{"version":"17.0.1050.2","lessThan":"17.0.1125.2","versionType":"custom","status":"affected"}]}]

Quick Info

CVE Dictionary Entry:
CVE-2026-54117
NVD Published Date:
07/14/2026
NVD Last Modified:
08/20/2026
Source:
Microsoft Corporation

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Information Technology Laboratory

National Vulnerability Database