KB5128495: what it fixes and who gets it
KB5128495 is a security update from Microsoft's October 2026 release for Microsoft SQL Server 2019 (GDR).
Microsoft data read
Should you install it?
Yes. It is a routine security update; none of its fixes are rated Critical or reported as exploited. Windows Update installs it automatically on supported home PCs.
If the installation fails or the PC misbehaves afterwards, note the exact error code first: the fix depends on it. Our update troubleshooting guides are linked on this page.
Security fixes in KB5128495
| CVE | Type | CVSS | Severity |
|---|---|---|---|
| CVE-2026-65674Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.8 | Important |
| CVE-2026-94512SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.8 | Important |
| CVE-2026-67625Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.5 | Important |
| CVE-2026-68883Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 8.5 | Important |
| CVE-2026-85886Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.5 | Important |
| CVE-2026-96956SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 8.0 | Important |
| CVE-2026-85888Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 7.7 | Important |
| CVE-2026-88081Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 7.7 | Important |
| CVE-2026-85876Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 7.0 | Important |
| CVE-2026-85919Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 7.0 | Important |
| CVE-2026-88082Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 7.0 | Important |
| CVE-2026-88088Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 7.0 | Important |
| CVE-2026-70189Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 6.7 | Important |
| CVE-2026-88089Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 6.7 | Important |
| CVE-2026-88085Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 6.4 | Important |
| CVE-2026-88084Microsoft SQL Server Denial of Service Vulnerability | Denial of Service | 5.3 | Important |
| CVE-2026-88086Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 5.3 | Important |
| CVE-2026-67628Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 4.9 | Important |
| CVE-2026-94520Microsoft SQL Server Denial of Service Vulnerability | Denial of Service | 4.9 | Important |
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