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SqlCommand.Cancel throws NullReferenceException when Connection is null

Regression 💥Issues that are regressions introduced from earlier PRs.Issues that are regressions introduced from earlier PRs.

Repro Available ✔️Issues that are reproducible with repro provided.Issues that are reproducible with repro provided.

Status: Open.

Bug

#4327 In dotnet/SqlClient;

· smophat7 opened on May 30, 2026

SqlBulkCopy v7 breaking change: now requires metadata visibility for sys.all_columns

Area\Sql Bulk CopyIssues that apply to bulk copy functionality in the driver.Issues that apply to bulk copy functionality in the driver.

Regression 💥Issues that are regressions introduced from earlier PRs.Issues that are regressions introduced from earlier PRs.

Repro Available ✔️Issues that are reproducible with repro provided.Issues that are reproducible with repro provided.

Triage Needed 🆕

Status: Open.

Bug

#4293 In dotnet/SqlClient;

· jmbryan4 opened on May 14, 2026

Backport AOT-safe auth provider to release/7.0 branch

Area\Azure ConnectivityUse this to tag issues that are related to Azure connectivity.Use this to tag issues that are related to Azure connectivity.

Public API 🆕Issues/PRs that introduce new APIs to the driver.Issues/PRs that introduce new APIs to the driver.

Regression 💥Issues that are regressions introduced from earlier PRs.Issues that are regressions introduced from earlier PRs.

Status: Open.

Bug

#4349 In dotnet/SqlClient;

· paulmedynski opened on Jun 9, 2026

[7.0.2] Use upper-bound version ranges for sibling package dependencies

Area\EngineeringUse this for issues that are targeted for changes in the 'eng' folder or build systems.Use this for issues that are targeted for changes in the 'eng' folder or build systems.

Status: Draft (not ready).

dotnet/SqlClientnumber 4357

#4357 In dotnet/SqlClient;

· paulmedynski opened on Jun 11, 2026

[7.0.2 Cherry-pick - CONFLICTS] Add TDS token data length bounds checks

Status: Draft (not ready).

dotnet/SqlClientnumber 4358

#4358 In dotnet/SqlClient;

· github-actions opened on Jun 11, 2026