High severity8.8NVD Advisory· Published Mar 10, 2026· Updated Jun 17, 2026
CVE-2026-26115
CVE-2026-26115
Description
Improper validation of specified type of input in SQL Server allows an authorized attacker to elevate privileges over a network.
Affected products
16cpe:2.3:a:microsoft:sql_server_2016:*:*:*:*:*:*:x64:*+ 5 more
- cpe:2.3:a:microsoft:sql_server_2016:*:*:*:*:*:*:x64:*range: >=13.0.6300.2,<13.0.6480.4
- cpe:2.3:a:microsoft:sql_server_2017:*:*:*:*:*:*:x64:*range: >=14.0.1000.169,<14.0.2100.4
- cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:*range: >=15.0.2000.5,<15.0.2160.4
- cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:*range: >=16.0.1000.6,<16.0.1170.5
- cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:*range: >=17.0.1000.7,<17.0.1050.2
- (no CPE)
- Microsoft/Microsoft SQL Server 2016 Service Pack 3 (GDR)v5Range: 13.0.0
- Range: 13.0.0
- Microsoft/Microsoft SQL Server 2017 (CU 31)v5Range: 14.0.0
- Microsoft/Microsoft SQL Server 2017 (GDR)v5Range: 14.0.0
- Microsoft/Microsoft SQL Server 2019 (CU 32)v5Range: 15.0.0.0
- Microsoft/Microsoft SQL Server 2019 (GDR)v5Range: 15.0.0
- Microsoft/Microsoft SQL Server 2022 (GDR)v5Range: 16.0.0
- Microsoft/Microsoft SQL Server 2022 for x64-based Systems (CU 23)v5Range: 16.0.0.0
- Microsoft/Microsoft SQL Server 2025 (CU 2)v5Range: 17.0.0.0
- Microsoft/Microsoft SQL Server 2025 for x64-based Systems (GDR)v5Range: 17.0.1050.2
Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26115nvdVendor Advisory
News mentions
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