CVE-2026-54118

HIGH

Microsoft SQL Server Remote Code Execution Vulnerability

Title source: cna
STIX 2.1

Description

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

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Microsoft SQL Server Remote Code Execution Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54118

Scores

CVSS v3 8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Details

CWE
CWE-502
Status published
Products (10)
Microsoft/Microsoft SQL Server 2016 Service Pack 3 (GDR) 13.0.0 - 13.0.6500.1
Microsoft/Microsoft SQL Server 2016 Service Pack 3 Azure Connect Feature Pack 13.0.0 - 13.0.7095.1
Microsoft/Microsoft SQL Server 2017 (CU 31) 14.0.0 - 14.0.3540.1
Microsoft/Microsoft SQL Server 2017 (GDR) 14.0.0 - 14.0.2120.1
Microsoft/Microsoft SQL Server 2019 (CU 32) 15.0.0.0 - 15.0.4480.2
Microsoft/Microsoft SQL Server 2019 (GDR) 15.0.0 - 15.0.2180.2
Microsoft/Microsoft SQL Server 2022 (GDR) 16.0.0 - 16.0.1190.2
Microsoft/Microsoft SQL Server 2022 for x64-based Systems (CU 25) 16.0.4260.1 - 16.0.4262.2
Microsoft/Microsoft SQL Server 2025 (CU 6) 17.0.4060.2
Microsoft/Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0.1050.2 - 17.0.1125.2
Published Jul 14, 2026
Tracked Since Jul 14, 2026