dotnet · cheenamalhotra · Oct 8, 2025 · Oct 7, 2025
@@ -4,6 +4,21 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
+## [Stable release 6.0.3] - 2025-10-07
+
+This update brings the below changes over the previous stable release:
+
+### Fixed
+
+- Fixed an issue where a Custom SqlClientAuthenticationProvider was being overwritten by default implementation. [#3652](https://github.com/dotnet/SqlClient/pull/3652)
+- Fixed a concurrency issue in connection pooling where the number of active connections could be lower than the configured maximum pool size. [#3654](https://github.com/dotnet/SqlClient/pull/3654)
+
+### Changed
+
+- Updated MSAL usage as per code compliance requirements [#3360](https://github.com/dotnet/SqlClient/pull/3360)
+- Updated `SqlDecimal` implementation to improve code compliance [#3466](https://github.com/dotnet/SqlClient/pull/3466)
+- Updated Azure.Identity and related dependencies [#3553](https://github.com/dotnet/SqlClient/pull/3553)
+
 ## [Preview Release 7.0.0-preview1.25257.1] - 2025-09-12
 
 This update brings the following changes since the [6.1.0](release-notes/6.1/6.1.0.md)

@@ -27,7 +27,7 @@ This update brings the below changes over the previous stable release:
 #### .NET Framework
 
 - Azure.Identity 1.11.4
-- Microsoft.Bcl.Cryptography 8.0.1
+- Microsoft.Bcl.Cryptography 8.0.0
 - Microsoft.Data.SqlClient.SNI 6.0.2
 - Microsoft.Extensions.Caching.Memory 8.0.1
 - Microsoft.IdentityModel.JsonWebTokens 7.5.0
@@ -41,7 +41,7 @@ This update brings the below changes over the previous stable release:
 #### .NET 8
 
 - Azure.Identity 1.11.4
-- Microsoft.Bcl.Cryptography 8.0.1
+- Microsoft.Bcl.Cryptography 8.0.0
 - Microsoft.Data.SqlClient.SNI.runtime 6.0.2
 - Microsoft.Extensions.Caching.Memory 8.0.1
 - Microsoft.IdentityModel.JsonWebTokens 7.5.0

@@ -0,0 +1,62 @@
+# Release Notes
+
+## [Stable release 6.0.3] - 2025-10-07
+
+This update brings the below changes over the previous stable release:
+
+### Fixed
+
+- Fixed an issue where a Custom SqlClientAuthenticationProvider was being overwritten by default implementation. [#3652](https://github.com/dotnet/SqlClient/pull/3652)
+- Fixed a concurrency issue in connection pooling where the number of active connections could be lower than the configured maximum pool size. [#3654](https://github.com/dotnet/SqlClient/pull/3654)
+
+### Changed
+
+- Updated MSAL usage as per code compliance requirements [#3360](https://github.com/dotnet/SqlClient/pull/3360)
+- Updated `SqlDecimal` implementation to improve code compliance [#3466](https://github.com/dotnet/SqlClient/pull/3466)
+- Updated Azure.Identity and related dependencies [#3553](https://github.com/dotnet/SqlClient/pull/3553)
+
+## Target Platform Support
+
+- .NET Framework 4.6.2+ (Windows ARM64, Windows x64, Windows x86)
+- .NET 8.0+ (Linux, macOS, Windows ARM64, Windows x64, Windows x86)
+
+### Dependencies
+
+#### .NET Framework
+
+- Azure.Identity 1.14.2
+- Microsoft.Bcl.Cryptography 8.0.0
+- Microsoft.Data.SqlClient.SNI 6.0.2
+- Microsoft.Extensions.Caching.Memory 8.0.1
+- Microsoft.IdentityModel.JsonWebTokens 7.5.0
+- Microsoft.IdentityModel.Protocols.OpenIdConnect 7.5.0
+- System.Buffers 4.5.1
+- System.Security.Cryptography.Pkcs 8.0.1
+- System.Text.Encodings.Web 6.0.0
+- System.Text.Json 8.0.5
+- System.Data.Common 4.3.0
+
+#### .NET 8
+
+- Azure.Identity 1.14.2
+- Microsoft.Bcl.Cryptography 8.0.0
+- Microsoft.Data.SqlClient.SNI.runtime 6.0.2
+- Microsoft.Extensions.Caching.Memory 8.0.1
+- Microsoft.IdentityModel.JsonWebTokens 7.5.0
+- Microsoft.IdentityModel.Protocols.OpenIdConnect 7.5.0
+- Microsoft.SqlServer.Server 1.0.0
+- System.Configuration.ConfigurationManager 8.0.1
+- System.Security.Cryptography.Pkcs 8.0.1
+
+#### .NET 9
+
+- Azure.Identity 1.14.2
+- Microsoft.Bcl.Cryptography 9.0.4
+- Microsoft.Data.SqlClient.SNI.runtime 6.0.2
+- Microsoft.Extensions.Caching.Memory 9.0.4
+- Microsoft.IdentityModel.JsonWebTokens 7.5.0
+- Microsoft.IdentityModel.Protocols.OpenIdConnect 7.5.0
+- Microsoft.SqlServer.Server 1.0.0
+- System.Configuration.ConfigurationManager 9.0.4
+- System.Security.Cryptography.Pkcs 9.0.4
+- System.Text.Json 9.0.5
@@ -4,14 +4,15 @@ The following Microsoft.Data.SqlClient 6.0 stable releases have been shipped:
 
 | Release Date | Version | Notes |
 | :-- | :-- | :--: |
-| 2025-01-15 | 6.0.0 | [release notes](6.0.0.md) |
-| 2025-01-23 | 6.0.1 | [release notes](6.0.1.md) |
+| 2025-10-07 | 6.0.3 | [release notes](6.0.3.md) |
 | 2025-04-25 | 6.0.2 | [release notes](6.0.2.md) |
+| 2025-01-23 | 6.0.1 | [release notes](6.0.1.md) |
+| 2025-01-15 | 6.0.0 | [release notes](6.0.0.md) |
 
 The following Microsoft.Data.SqlClient 6.0 preview releases have been shipped:
 
 | Release Date | Version | Notes |
 | :-- | :-- | :--: |
-| 2024-08-27 | 6.0.0-preview1.24240.8 | [release notes](6.0.0-preview1.md) |
-| 2024-10-30 | 6.0.0-preview2.24304.8 | [release notes](6.0.0-preview2.md) |
 | 2024-11-27 | 6.0.0-preview3.24332.3 | [release notes](6.0.0-preview3.md) |
+| 2024-10-30 | 6.0.0-preview2.24304.8 | [release notes](6.0.0-preview2.md) |
+| 2024-08-27 | 6.0.0-preview1.24240.8 | [release notes](6.0.0-preview1.md) |