What's new and changed in Watson OpenScale

Watson OpenScale updates can include new features and fixes. Releases are listed in reverse chronological order so that the latest release is at the beginning of the topic.

You can see a list of the new features for the platform and all of the services at What's new in IBM Software Hub.

Installing or upgrading Watson OpenScale

Ready to install or upgrade Watson OpenScale?

  • To install Watson OpenScale along with the other IBM® Software Hub services, see Installing IBM Software Hub.
  • To upgrade Watson OpenScale along with the other IBM Software Hub services, see Upgrading IBM Software Hub.
  • To install or upgrade Watson OpenScale independently, see Watson OpenScale.
    Remember: All of the IBM Software Hub components associated with an instance of IBM Software Hub must be installed at the same version.

IBM Software Hub Version 5.2.2

A new version of Watson OpenScale was released in October 2025 with IBM Software Hub 5.2.2.

Operand version: 5.2.2

This release includes the following changes:

Customer-reported issues fixed in this release
For a list of customer-reported issues that were fixed in this release, see the Fix List for IBM Cloud Pak® for Data on the IBM Support website.
Security issues fixed in this release
The following security issues were fixed in this release:

CVE-2025-8941, CVE-2025-8194, CVE-2025-58754, CVE-2025-58457, CVE-2025-58057, CVE-2025-55163, CVE-2025-5197, CVE-2025-5187, CVE-2025-50181, CVE-2025-49844, CVE-2025-47906, CVE-2025-27151, CVE-2025-1767

CVE-2024-21503

CVE-2023-40403

Deprecated features
The following features were deprecated in this release:
Drift (Classic) evaluations removed in Cloud Pak for Data 5.3

The Drift (Classic) evaluations will be removed from the UI and API from 5.3 CPD release. After this, switch to the Drift_v2 evaluations, which evaluate more metrics and support both predictive ML models and LLM prompt templates.

IBM Software Hub Version 5.2.1

A new version of Watson OpenScale was released in August 2025 with IBM Software Hub 5.2.1.

Operand version: 5.2.1

This release includes the following changes:

Customer-reported issues fixed in this release
For a list of customer-reported issues that were fixed in this release, see the Fix List for IBM Cloud Pak for Data on the IBM Support website.
Security issues fixed in this release
The following security issues were fixed in this release:

CVE-2025-7783, CVE-2025-7339, CVE-2025-6020, CVE-2025-5889, CVE-2025-53643, CVE-2025-50181, CVE-2025-49146, CVE-2025-48924, CVE-2025-48734, CVE-2025-48379, CVE-2025-48060, CVE-2025-47278, CVE-2025-4727, CVE-2025-4673, CVE-2025-38110, CVE-2025-38086, CVE-2025-37958, CVE-2025-37943, CVE-2025-37799, CVE-2025-37797, CVE-2025-37785, CVE-2025-37750, CVE-2025-32462, CVE-2025-23166, CVE-2025-23165, CVE-2025-22874, CVE-2025-22871, CVE-2025-22126, CVE-2025-22121, CVE-2025-22113, CVE-2025-22091, CVE-2025-22085, CVE-2025-22055, CVE-2025-22004, CVE-2025-21999, CVE-2025-21997, CVE-2025-21979, CVE-2025-21969, CVE-2025-21963, CVE-2025-21961, CVE-2025-21926, CVE-2025-21920, CVE-2025-21905, CVE-2025-21887, CVE-2025-21764, CVE-2025-21759, CVE-2025-2099, CVE-2025-1194

CVE-2024-57980, CVE-2024-47081, CVE-2024-23337, CVE-2024-21538, CVE-2024-21503

CVE-2023-52933

CVE-2022-49846, CVE-2022-3424

IBM Software Hub Version 5.2.0

A new version of Watson OpenScale was released in June 2025 with IBM Software Hub 5.2.0.

Operand version: 5.2.0

This release includes the following changes:

Customer-reported issues fixed in this release
For a list of customer-reported issues that were fixed in this release, see the Fix List for IBM Cloud Pak for Data on the IBM Support website.
Security issues fixed in this release
The following security issues were fixed in this release:

CVE-2025-43864, CVE-2025-43859, CVE-2025-30204, CVE-2025-24855, CVE-2025-22872, CVE-2025-22871, CVE-2025-22870, CVE-2025-22866, CVE-2025-21927, CVE-2025-21785, CVE-2025-1194

CVE-2024-8176, CVE-2024-7347, CVE-2024-7254, CVE-2024-6827, CVE-2024-46826, CVE-2024-44990, CVE-2024-43855, CVE-2024-42322, CVE-2024-42292, CVE-2024-21503, CVE-2024-10963

CVE-2020-15115