Microsoft SQL Server SQL Server 2022 Update Version 16.0.1170.5
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Update Summary
KB5077465 is a security update for SQL Server 2022 GDR that fixes vulnerabilities including CVE-2026-21262 and CVE-2026-26115. It updates SQL Server 2022 to build 16.0.1170.5.
Update Details
Security
- Fixes an elevation of privilege vulnerability in the version upgrade process for merge replication.
- Blocks the
ALTER USERoperation if the target login is the system Administrator account. - CVE-2026-21262 - SQL Server Elevation of Privilege Vulnerability
- CVE-2026-26115 - SQL Server Elevation of Privilege Vulnerability
Hints
- Prerequisite: SQL Server 2022 or any SQL Server 2022 GDR release through this GDR must already be installed.
- If you install a language pack after installing this update, you must reinstall the update.
- The update is available through Windows Update, Microsoft Update Catalog, and Microsoft Download Center.
- Installing this security update is optional for computers that do not host Microsoft SQL Server Reporting Services.
Links
-
Microsoft Download Center package
https://www.microsoft.com/en-us/download/details.aspx?id=???
Product Information
Vendor: Microsoft
Product: SQL Server
Product type: Software
Variant: SQL Server 2022
Version: 16.0.1170.5
Vendor information published: Mar 10, 2026
Original release notes: View on vendor site
Published on updatealert.io: Aug 16, 2026