CVE-2026-68775

Microsoft SQL Server Remote Code Execution Vulnerability

CVE-2026-68775 is fixed in 8 products on 1 platform, first by KB5122774, released September 8, 2026. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

8.8

Important

Exploitation

None reported

Exploitation Unlikely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0091

60th percentile

<p>Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.</p>

Where it's fixed

Product	Fix	Released
Microsoft
Microsoft SQL Server 2017 for x64-based Systems (CU 31)	KB5122774	Sep 8, 2026
Microsoft SQL Server 2017 for x64-based Systems (GDR)	KB5122775	Sep 8, 2026
Microsoft SQL Server 2019 for x64-based Systems (CU 32)	KB5122772	Sep 8, 2026
Microsoft SQL Server 2019 for x64-based Systems (GDR)	KB5122773	Sep 8, 2026
Microsoft SQL Server 2022 for x64-based Systems (CU 26)	KB5122768	Sep 8, 2026
Microsoft SQL Server 2022 for x64-based Systems (GDR)	KB5122771	Sep 8, 2026
Microsoft SQL Server 2025 for x64-based Systems (CU8)	KB5122769	Sep 8, 2026
Microsoft SQL Server 2025 for x64-based Systems (GDR)	KB5122770	Sep 8, 2026

Details

Published
September 8, 2026
Weakness
Heap-based Buffer Overflow
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68775

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