.NET Driver release notes for 2025

This article contains the release notes for the .NET Driver, including the following when applicable:

  • Behavior changes

  • New features

  • Customer-facing bug fixes

Snowflake uses semantic versioning for .NET Driver updates.

See .NET Driver for documentation.

Version 4.3.0 (January 29, 2025)

New features and improvements

  • Added support for configuring connection parameters in TOML files.

  • Added an MFA token cache.

  • Added support for GCP region-specific endpoints.

  • Made encryption headers for files downloaded by GET be case insensitive.

  • The driver was tested with .net9 framework.

  • Extended documentation for checking CRL endpoints for Windows users.

Bug fixes

  • Improved security of intermediary files placed in OS temporary directories, which makes the files no longer world-readable. For more information, see CVE-2025-24788.

  • Fixed an issue with handling null data in failed responses.

  • Fixed an issue with logging diagnostic information.

  • Fixed an issue with handling of spaces in the file path for PUT command with GCS (Google Cloud Storage).

  • Fixed an issue with handling GCS endpoints without https:// prefix.

  • Fixed an issue with downloading files with a GET operation that don’t have the SFC_DIGEST property in their metadata.

  • Fixed the ability to use STDOUT as the log path in Easy Logging feature.

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