LitmusChaos 3.28.0: Stability & Security Updates for Chaos Engineering

Release Type: Minor | Date: 2026-04-15 | Category: DevOps

TL;DR

  • Resolved stale configuration leaks in probes for improved reliability.
  • Fixed subscriber crashes during Workflow ADD events with ChaosEngine nodes.
  • Upgraded frontend base image to address Python vulnerabilities.

Key Changes

LitmusChaos 3.28.0, a minor update, focuses on enhancing stability and security within the platform. This release addresses several critical issues:

Fixes & Stability:

  • Probe Reliability: A significant fix prevents stale configuration leaks across multiple probes of the same type, ensuring more accurate and consistent chaos experiment execution.
  • Workflow Stability: Resolved an issue causing subscriber crashes on Workflow ADD events when ChaosEngine nodes were involved, improving the robustness of chaos workflows.
  • Experiment Management: Corrected an image registry bug affecting the editing and cloning of experiments, streamlining the experiment creation process.

Security:

  • Frontend Security: The frontend base image has been upgraded to UBI9, mitigating identified Python vulnerabilities and enhancing overall application security.

Other Updates:

  • Canonical has been added as an adopter.
  • Minor documentation updates were included.

For a full list of changes, refer to the official changelog.

Impact for QA Teams

QA teams will benefit from improved stability in chaos experiments and workflows, reducing false positives and unexpected crashes. The frontend security update also ensures a more secure testing environment, allowing teams to focus on validating system resilience without tool-related disruptions.

FAQ

  • Q: What is the most significant fix in this release?
    • A: The fix preventing stale config leaks across probes and the subscriber crash fix for workflows are key stability improvements.
  • Q: Does this release include new features?
    • A: This is a minor release focused on stability, security, and bug fixes rather than new features.
  • Q: Is a manual upgrade required?
    • A: Users upgrading from 3.27.0 should follow standard LitmusChaos upgrade procedures to apply these fixes.