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Istio
Active
Server Software Latest Version: 1.28.3 Latest Release: Jan 19, 2026
Istio is an open-source service mesh that provides traffic management, security, and observability for microservices.
Versions
22
Latest Version
1.28.3
Active Support
2
EOL
20
Lifecycle Timeline
Today β
1.28
1.28
1.27
1.27
1.26
1.26
1.25
1.25
1.24
1.24
1.23
1.23
1.22
1.22
1.21
1.21
1.20
1.20
1.19
1.19
Active SupportSecurity SupportEOL
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| 1.28 | Nov 5, 2025 | - | Jul 31, 2026 | 1.28.3 | No | Active |
| 1.27 | Aug 11, 2025 | - | Apr 30, 2026 | 1.27.6 | No | Active |
| 1.26 | May 8, 2025 | - | Dec 22, 2025 | 1.26.8 | No | EOL |
| 1.25 | Mar 3, 2025 | - | Sep 30, 2025 | 1.25.5 | No | EOL |
| 1.24 | Nov 7, 2024 | - | Jun 24, 2025 | 1.24.6 | No | EOL |
| 1.23 | Aug 14, 2024 | - | Apr 16, 2025 | 1.23.6 | No | EOL |
| 1.22 | May 13, 2024 | - | Jan 22, 2025 | 1.22.8 | No | EOL |
| 1.21 | Mar 13, 2024 | - | Sep 27, 2024 | 1.21.6 | No | EOL |
| 1.20 | Nov 14, 2023 | - | Jun 25, 2024 | 1.20.8 | No | EOL |
| 1.19 | Sep 5, 2023 | - | Apr 24, 2024 | 1.19.10 | No | EOL |
| 1.18 | Jun 7, 2023 | - | Jan 4, 2024 | 1.18.7 | No | EOL |
| 1.17 | Feb 14, 2023 | - | Oct 27, 2023 | 1.17.8 | No | EOL |
| 1.16 | Nov 15, 2022 | - | Jul 25, 2023 | 1.16.7 | No | EOL |
| 1.15 | Aug 31, 2022 | - | Apr 4, 2023 | 1.15.7 | No | EOL |
| 1.14 | Jun 1, 2022 | - | Dec 27, 2022 | 1.14.6 | No | EOL |
| 1.13 | Feb 11, 2022 | - | Oct 12, 2022 | 1.13.9 | No | EOL |
| 1.12 | Nov 18, 2021 | - | Jul 12, 2022 | 1.12.9 | No | EOL |
| 1.11 | Aug 12, 2021 | - | Mar 25, 2022 | 1.11.8 | No | EOL |
| 1.10 | May 18, 2021 | - | Jan 7, 2022 | 1.10.6 | No | EOL |
| 1.9 | Feb 9, 2021 | - | Oct 8, 2021 | 1.9.9 | No | EOL |
| 1.8 | Nov 19, 2020 | - | May 12, 2021 | 1.8.6 | No | EOL |
| 1.7 | Aug 21, 2020 | - | Feb 25, 2021 | 1.7.8 | No | EOL |
Frequently Asked Questions
Which versions of Istio have reached end of life?
The following Istio versions have reached end of life and no longer receive security updates: 1.26, 1.25, 1.24, 1.23, 1.22, 1.21, 1.20, 1.19 (and 12 more). It is recommended to upgrade to a supported version.
Is it safe to continue using Istio 1.26?
Istio 1.26 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 Istio?
The latest version of Istio is 1.28.3, released in the 1.28 release cycle.
How many versions of Istio are currently supported?
Istio currently has 2 actively supported version(s): 1.28, 1.27.
When does Istio 1.28 reach end of life?
Istio 1.28 is scheduled to reach end of life on Jul 31, 2026.
What should I do when Istio reaches end of life?
When a Istio 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.