# Release notes

Use this page to track changes per Syntho release. New releases are listed first.

{% hint style="info" %}
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* [Upgrade (Docker Compose)](https://docs.syntho.ai/deploy-syntho/deploy-syntho-using-docker/upgrade)
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### What we include

* **Added**: new features.
* **Improved**: UX, performance, and maintainability changes.
* **Fixed**: bug fixes.
* **Security**: security fixes, CVEs, and dependency upgrades.
* **Breaking changes**: anything that requires action after upgrading.

### Releases

### 2026.1.6

Release date: **19 March 2026**

<details>

<summary><strong>Changes</strong></summary>

#### Added

* Support for configuring core application settings through environment variables.
* Initial supported variables: `DATABRICKS_READ_STMT_MAX_ATTEMPTS`, `DATABRICKS_READ_STMT_INITIAL_WAIT`, and `LOG_LEVEL`.

#### Security

* Fixed security issues.
* Addressed dependency advisories for: `CVE-2025-69223`, `CVE-2026-21441`, `CVE-2026-21226`, `CVE-2026-23490`, `CVE-2025-69277`, `CVE-2025-66034`, `CVE-2026-0994`, `CVE-2025-14550`, `GHSA-h25m-26qc-wcjf`, `CVE-2026-22036`, `CVE-2025-13465`, and `CVE-2026-24486`.

</details>

### 2026.1.5

Release date: **19 March 2026**

<details>

<summary>Changes</summary>

#### Added

* **Databricks**: Added a retry mechanism with exponential backoff for warehouse reads to handle the 1-hour limit on available data chunks.

</details>

### 2026.1.4

Release date: **16 March 2026**

<details>

<summary>Changes</summary>

#### **Added**

* Added support for the Generators domain model.
* Added a new sync condition to trigger source sync after target sync.

#### **Improved**

* Databricks: Added a timeout when retrieving statement results to improve connector reliability.
* Improved handling of target schema updates when connection details change.

#### **Fixed**

* Fixed an issue where the Noise generator could fail on decimal values.

</details>

### 2026.1.3

Release date: **9 March 2026**

<details>

<summary>Changes</summary>

#### **Added**

* Added include and exclude states to table ordering for easier table selection management. This aligns with Syntho’s include/exclude table workflow in Table view.

#### **Improved**

* Removed subsetting-related code from Backend and CoreAPI to simplify internal maintenance. Syntho documents subsetting as a dedicated workflow, so this change appears to streamline separation of concerns.
* Databricks: Updated Warehouse ID handling. Syntho supports an optional Warehouse ID for Databricks workspaces, where it is recommended for faster and more stable querying.
* Added the missing `light_version` parameter on the engine repository call.
* Introduced the [privacy-audit-report](https://docs.syntho.ai/configure-a-data-generation-job/privacy-audit-report "mention").

#### **Fixed**

* Fixed an issue affecting custom string and Custom sampler behavior. Custom sampler is a documented generator in Syntho.
* Oracle: Removed an issue related to `DROP INDEX` compilation.
* Fixed a regression introduced in an earlier release.
* Fixed internal connector/backend behavior related to custom string and sampling configuration.

#### **Security**

* No CVE IDs were listed for this release.

</details>

### 2026.1.2

Release date: **24 February 2026**

<details>

<summary>Changes</summary>

#### Added

* Added a substring method to version and build information to truncate long strings.

#### Improved

* Refactored API endpoints to use services instead of repositories, improving maintainability and separation of concerns.
* Databricks: Made the Warehouse ID parameter optional when configuring the connection.

#### Fixed

* MySQL: Fixed the query used to check `DROP INDEX` operations.

#### Security

* No CVE IDs were listed for this release.

</details>

### 2026.1.1

Release date: **17 February 2026**

<details>

<summary>Changes</summary>

#### Improved

Implementation of data reading by utilizing Databricks API for better memory performance and faster data read.

</details>

### 2026.1.0

Release date: **16 February 2026**

<details>

<summary>Changes</summary>

#### Added

* Job attachment support.
* Source sync when editing a job.
* Bulk selection toggle for all subcategories.
* GitBook AI assistant integration.
* Feature functionality management enabled by default.

#### Improved

* Faster engine settings update.
* Refactored engine and connection forms.
* Long table names now display with a middle ellipsis.
* Optimized CI/CD pipeline.
* Upgraded core Ray base image to `2.53.0`.
* Updated `oracledb` to the latest version.
* Removed unused packages in the core module.

#### Fixed

* Schema issues in status updates.
* Unstable schema views rendering.
* Workspace creation status updates.
* Capability selection reset after validation.
* Protected/Unprotected Key PII columns classification.
* Workspace sync issues when using a filesystem-based target connector.
* Default settings update.
* Job status issues.
* Inheritance issue in CoreAPI services.
* Generate page layout issue.

#### Security

* Improved security by addressing a template injection vulnerability in GitHub Workflows Action.

**Dependency advisories fixed**

* CVE-2025-69223
* CVE-2026-21441
* CVE-2026-21226
* CVE-2026-23490
* CVE-2025-69277
* CVE-2025-66034
* CVE-2026-0994
* CVE-2025-14550
* GHSA-h25m-26qc-wcjf
* CVE-2026-22036
* CVE-2025-13465
* CVE-2026-24486

#### Breaking changes

None.

</details>