Microsoft · Security update · September 8, 2026

KB5122769: September 2026 security update

KB5122769, released September 8, 2026, fixes 56 CVEs in Microsoft SQL Server 2025 for x64-based Systems (CU8). None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

UrgentUnsupported product
CVEs closed
56
4 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.0169
77th percentile

Priority of the 56 CVEs

Patch now 0 Urgent 4 High 28 Routine 24

Applies to

Product
Microsoft SQL Server 2025 for x64-based Systems (CU8)

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Urgent CVE-2026-67631 SQL ServerRemote Code Execution9.8 0.0097 Exploitation Less Likely
Urgent CVE-2026-67643 SQL ServerRemote Code Execution9.8 0.0097 Exploitation Unlikely
Urgent CVE-2026-67378 SQL ServerRemote Code Execution9.0 0.0071 Exploitation Less Likely
Urgent CVE-2026-67636 SQL ServerRemote Code Execution9.0 0.0071 Exploitation Unlikely
High CVE-2026-77484 SQL ServerRemote Code Execution8.8 0.0169 Exploitation Less Likely
High CVE-2026-67376 SQL ServerDenial of Service7.5 0.0117 Exploitation Unlikely
High CVE-2026-47297 SQL ServerRemote Code Execution8.1 0.0111 Exploitation Less Likely
High CVE-2026-67368 SQL ServerElevation of Privilege8.8 0.0102 Exploitation Less Likely
High CVE-2026-66819 SQL ServerElevation of Privilege8.8 0.0099 Exploitation Less Likely
High CVE-2026-66820 SQL ServerElevation of Privilege8.8 0.0099 Exploitation Less Likely
High CVE-2026-67370 SQL ServerElevation of Privilege8.8 0.0099 Exploitation Less Likely
High CVE-2026-67373 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Less Likely
High CVE-2026-67380 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-67381 SQL ServerElevation of Privilege8.8 0.0091 Exploitation Less Likely
High CVE-2026-67384 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Less Likely
High CVE-2026-67385 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-67388 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Less Likely
High CVE-2026-67638 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-67639 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-67642 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-68775 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-68786 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Less Likely
High CVE-2026-77481 SQL ServerRemote Code Execution8.8 0.0091 Exploitation Unlikely
High CVE-2026-66814 SQL ServerElevation of Privilege8.8 0.0078 Exploitation Less Likely
High CVE-2026-66818 SQL ServerElevation of Privilege8.8 0.0078 Exploitation Less Likely
Showing 1 to 25 of 56 1Next

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