Microsoft SQL Server SQL Server 2019 Update Version 15.0.2180.2
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Update Summary
KB5102336 updates SQL Server 2019 to 15.0.2180.2 and fixes multiple vulnerabilities, including CVE-2026-47295, CVE-2026-47296, CVE-2026-54118, and CVE-2026-55002. It also includes fixes for a linked server MSDASQL issue and other engine problems.
Update Details
Security
- Fixes an insecure deserialization issue in MessageQueueTask that could allow remote code execution from untrusted MSMQ messages.
- Addresses SQL injection in SQL Server Agent that could let an authenticated attacker elevate privileges over the network.
- CVE-2026-47295 - Microsoft SQL Server Elevation of Privilege Vulnerability
- CVE-2026-47296 - Microsoft SQL Server Elevation of Privilege Vulnerability
- CVE-2026-54118 - Microsoft SQL Server Remote Code Execution Vulnerability
- CVE-2026-55002 - Microsoft SQL Server Elevation of Privilege Vulnerability
Bug Fixes
- Fixes a memory leak when using
sys.dm_exec_input_bufferorDBCC INPUTBUFFER. - Fixes input validation and sanitization for a parameter passed to an internal replication stored procedure.
Known Issues
- Linked server queries that use MSDASQL with a provider string can fail with error 7416 due to stricter connection validation.
- Installing this security update is optional for computers that do not host Microsoft SQL Server Reporting Services.
Hints
- To help secure SQL Server on Windows, enable encryption with Extended Protection.
- Prerequisite: SQL Server 2019 or any SQL Server 2019 GDR release through this SQL Server 2019 GDR must already be installed.
- Available through Windows Update, Microsoft Update Catalog, and Microsoft Download Center.
- The Microsoft Update Catalog detection logic has been updated for this and future SQL Server security releases.
- The update is available for all servers running SQL Server, even if Reporting Services is not installed.
Links
-
Microsoft Update Catalog
https://www.catalog.update.microsoft.com/
-
Microsoft Download Center
https://www.microsoft.com/download
-
Security update deployment information
https://learn.microsoft.com/
Product Information
Vendor: Microsoft
Product: SQL Server
Product type: Software
Variant: SQL Server 2019
Version: 15.0.2180.2
Vendor information published: Jul 14, 2026
Original release notes: View on vendor site
Published on updatealert.io: Aug 16, 2026