KubeSphereEnd of Life (EOL) Dates & Support Status

Active

Cloud & PlatformsLatest Version: 4.2.1Latest Release: Jan 12, 2026

KubeSphere is an open-source distributed operating system that provides a multi-cluster management plane on Kubernetes.

Support summary

KubeSphere currently has supported cycles. Track the next EOL date and validate upgrades before your change window.

What do EOL and support statuses mean?

Next EOL

Dec 16, 2028

KubeSphere 4.1 · 811 days left

Supported cycles

0 lts

Versions

Latest Version

4.2.1

Active Support

EOL

Lifecycle Timeline

Jun 24, 2022As of Sep 27, 2026

4.2Active · Mar 14, 2030

4.1Active · Dec 16, 2028

4.0EOL · Jun 28, 2024

3.5EOL · Mar 13, 2026

3.4EOL · Dec 25, 2025

3.3EOL · Oct 31, 2025

ActiveSecurityEOLHistorical phase unknown

Bars show history up to the snapshot date. Gray intervals lack dated support boundaries; arrows indicate an unannounced EOL date, not a support guarantee.

Versions

Release	Release Date	Active Support	EOL	Latest Version	LTS	Status
4.2	Jul 14, 2025	Jul 14, 2028	Mar 14, 2030	4.2.1	No	Active
4.1	Apr 16, 2024	Apr 16, 2027	Dec 16, 2028	4.1.3	No	Active
4.0	Aug 16, 2023	Ended	Jun 28, 2024	4.0.0	No	EOL
3.5	Oct 13, 2023	Jul 13, 2025	Mar 13, 2026	3.5.0	No	EOL
3.4	Apr 25, 2023	May 25, 2025	Dec 25, 2025	3.4.1	No	EOL
3.3	Jun 24, 2022	Mar 31, 2025	Oct 31, 2025	3.3.2	No	EOL

Data sources

Sources

Official project releases

Last verified

Jun 24, 2026

Community-maintained lifecycle data. Verify against official release notes before production migration.

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Frequently Asked Questions

Which versions of KubeSphere have reached end of life?

The following KubeSphere versions have reached end of life and no longer receive security updates: 4.0, 3.5, 3.4, 3.3. It is recommended to upgrade to a supported version.

Is it safe to continue using KubeSphere 4.0?

KubeSphere 4.0 has reached end of life and no longer receives security patches or bug fixes. Continuing to use it may expose your systems to known vulnerabilities. We strongly recommend upgrading to a supported version.

What is the latest version of KubeSphere?

The latest version of KubeSphere is 4.2.1, released in the 4.2 release cycle.

How many versions of KubeSphere are currently supported?

KubeSphere currently has 2 actively supported version(s): 4.2, 4.1.

When does KubeSphere 4.2 reach end of life?

KubeSphere 4.2 is scheduled to reach end of life on Mar 14, 2030.

What should I do when KubeSphere reaches end of life?

When a KubeSphere version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.