Release notes for 5.4.0

KAIZEN 5.4.0 provides platform enhancements across security, authentication, deployment, design tools, and integration capabilities. This release also adds AWS Secrets Manager support, improves frontend and gateway error handling, extends EIC authentication support, and includes base image and dependency updates.

This article describes all the new features and enhancements after KAIZEN version 5.3.0 release up to 5.4.0.

5.4.0

• [General] Upgraded the Nginx base image used in the Dockerfile to version 1.30.4

• [General] Enhanced frontend error handling with a configurable retry limit for failed backend requests. Once the retry limit is exhausted, the request is treated as an HTTP 401 (Unauthorised) response and the user is redirected to the login page

• [General] Added integration with AWS Secrets Manager, enabling KAIZEN to retrieve application secrets automatically when deployed in an AWS environment

• [Dependency Upgrade] Upgraded third-party libraries to their latest supported versions for 5.4.0, addressing known CVEs reported against the previous versions

• [App Designer] Added the ability to view and edit HTML source code directly within the Quill editor

  • Refer to Advanced input components > QuillEditor

• [AI Agent Builder] Upgraded the Nginx base image used in the Dockerfile to version 1.30.4

• [EIC] Extended KAIZEN Seamless Integration with EIC to support Azure AD SAML and OIDC authentication

5.3.2

• [General] Upgraded the base Nginx image used in the Dockerfile to version 1.30.3

• [Dependency Upgrade] Resolved CVEs in third-party libraries by upgrading their dependency versions

• [UI Render Admin] Added detailed logging to track file generation start and successful completion

• [App Designer] Deprecated the TinyMCE Editor component following a licensing change to GPLv2

  • Refer to Advanced input components > MceEditor

• [App Designer] Resolved a CI build failure caused by Out of Memory (OOM) errors during the build process

5.3.1

• [General] Removed the memoizee dependency from package.json

• [General] Removed scaffoldConfig from package.json

• [General] Updated Nginx Dockerfile base image to v1.30.2

• [Dependency Upgrade] Upgraded third-party library versions to address known CVEs

• [Console] Introduced a non-unique display_name field for projects, allowing duplicate project titles across all frontend interfaces

  • Refer to Create a new project or Work on a project

• [Console] Renamed field label from "App Preview Only" to "Applicable to App"

  • Refer to Create the main menu navigation

• [Menu] Added support to display and edit the app identity in the Menu

  • Refer to Secure navigator menus > Import menus

• [Workflow] Added proxy support for the Retrieve Embedding task

  • Refer to Workflow elements > Retrieve Embedding Task

• [AI Agent Builder] Added an API endpoint to list all deployed flows

• [AI Agent Builder] Upgraded LangFlow to v1.7.3

  • Refer to CUGA component and ALTK component

• [AI Agent Builder] Added support for git push in AI Agent Builder

  • Refer to Push project > Config

• [AI Agent Builder] Added SaaS usage limits in AI Agent Builder Designer mode

  • Refer to Build AI agent flows in your project > SaaS quota

• [AI Agent Builder] Renamed AI Agent headers: Designer Mode is now "AI Agent Designer" and Admin Mode is now "AI Agent Admin"

• [AI Agent Builder] Added pagination to the Flow Version page

• [AI Agent Builder] Added the project name to the AI Agent Builder header

5.3.0.2

• [Gateway] Implemented standardised authentication error handling to return HTTP 401 Unauthorised instead of HTTP 500 Internal Server Error when an invalid token is provided

• [Gateway] Added a new configuration, kaizen.gateway.login.blocked.user.domains, to restrict user authentication to a domain blacklist. When left unconfigured, authentication remains open to all domains

  • Refer to KAIZEN configuration > Gateway

Last updated on 19 Oct 2026