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Update Summary

KB5128494 updates SQL Server 2019 to build 15.0.4500.2 and addresses 19 security vulnerabilities, including remote code execution, elevation of privilege, denial of service, and information disclosure issues.

Update Details

Security

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Bug Fixes

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Known Issues

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Hints

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Product Information

Vendor: Microsoft

Product: SQL Server

Product type: Software

Variant: SQL Server 2019

Version: 15.0.4500.2

Release date: Oct 13, 2026

Original release notes: View on vendor site

Published on updatealert.io: Oct 18, 2026