Microsoft SQL Server SQL Server 2022 Update Version 16.0.4230.2
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Update Summary
KB5072936 updates SQL Server 2022 CU22 to build 16.0.4230.2 and addresses CVE-2026-20803, a Microsoft SQL Server elevation of privilege vulnerability. It also restricts DBCC stackdump privileges so only sysadmin can invoke the dump file.
Update Details
Security
- Fixes CVE-2026-20803, a Microsoft SQL Server elevation of privilege vulnerability.
- Restricts DBCC stackdump privileges so only
sysadmincan invoke the dump file.
Bug Fixes
- Restricts privileges for the DBCC stackdump to
sysadminonly.
Hints
- Prerequisite: SQL Server 2022 or any SQL Server 2022 CU release through CU22 GDR must already be installed.
- If you install a language pack after this update, you must reinstall the update.
- For Linux, configure the Cumulative Update repository first, then update SQL Server packages using the platform-specific command.
- Installing this security update is optional for computers that do not host Microsoft SQL Server Reporting Services.
Links
-
Security advisory for CVE-2026-20803
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20803
Product Information
Vendor: Microsoft
Product: SQL Server
Product type: Software
Variant: SQL Server 2022
Version: 16.0.4230.2
Vendor information published: Jan 13, 2026
Original release notes: View on vendor site
Published on updatealert.io: Aug 16, 2026