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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_buffer or DBCC 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

Product Information

Vendor: Microsoft

Product: SQL Server

Product type: Software

Variant: SQL Server 2019

Version: 15.0.2180.2

Vendor release date: Jul 14, 2026

Original release notes: View on vendor site

Published on updatealert.io: Aug 16, 2026

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