Keycloak End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all Keycloak versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 10.0 | 10.0.2 | Apr 29, 2020 | Jul 22, 2020 | 2162 days past EOL | EOL |
| 11.0 | 11.0.3 | Jul 22, 2020 | Dec 16, 2020 | 2015 days past EOL | EOL |
| 12.0 | 12.0.4 | Dec 16, 2020 | May 6, 2021 | 1874 days past EOL | EOL |
| 13.0 | 13.0.1 | May 6, 2021 | Jun 18, 2021 | 1831 days past EOL | EOL |
| 14.0 | 14.0.0 | Jun 18, 2021 | Jul 15, 2021 | 1804 days past EOL | EOL |
| 15.0 | 15.0.2 | Jul 30, 2021 | Dec 10, 2021 | 1656 days past EOL | EOL |
| 15.1 | 15.1.1 | Dec 10, 2021 | Dec 17, 2021 | 1649 days past EOL | EOL |
| 16.0 | 16.0.0 | Dec 17, 2021 | Dec 20, 2021 | 1646 days past EOL | EOL |
| 16.1 | 16.1.1 | Dec 20, 2021 | Mar 11, 2022 | 1565 days past EOL | EOL |
| 17.0 | 17.0.1 | Feb 11, 2022 | Apr 20, 2022 | 1525 days past EOL | EOL |
| 18.0 | 18.0.2 | Apr 20, 2022 | Jul 27, 2022 | 1427 days past EOL | EOL |
| 19.0 | 19.0.3 | Jul 27, 2022 | Nov 1, 2022 | 1330 days past EOL | EOL |
| 20.0 | 20.0.5 | Nov 1, 2022 | Feb 23, 2023 | 1216 days past EOL | EOL |
| 21.0 | 21.0.2 | Feb 23, 2023 | Apr 19, 2023 | 1161 days past EOL | EOL |
| 21.1 | 21.1.2 | Apr 19, 2023 | Jul 11, 2023 | 1078 days past EOL | EOL |
| 22.0 | 22.0.5 | Jul 11, 2023 | Nov 23, 2023 | 943 days past EOL | EOL |
| 23.0 | 23.0.7 | Nov 23, 2023 | Mar 4, 2024 | 841 days past EOL | EOL |
| 24.0 | 24.0.5 | Mar 4, 2024 | Jun 10, 2024 | 743 days past EOL | EOL |
| 25.0 | 25.0.6 | Jun 10, 2024 | Oct 4, 2024 | 627 days past EOL | EOL |
| 26.0 | 26.0.8 | Oct 4, 2024 | Jan 15, 2025 | 524 days past EOL | EOL |
| 26.1 | 26.1.5 | Jan 15, 2025 | Apr 11, 2025 | 438 days past EOL | EOL |
| 26.2 | 26.2.5 | Apr 11, 2025 | Jul 2, 2025 | 356 days past EOL | EOL |
| 26.3 | 26.3.5 | Jul 2, 2025 | Sep 30, 2025 | 266 days past EOL | EOL |
| 26.4 | 26.4.7 | Sep 30, 2025 | Jan 6, 2026 | 168 days past EOL | EOL |
| 26.5 | 26.5.7 | Jan 6, 2026 | Apr 8, 2026 | 76 days past EOL | EOL |
| 26.6 | 26.6.3 | Apr 8, 2026 | TBD | Supported | Active |
What does Keycloak end of life mean for your organization?
When a version of Keycloak reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.
Organizations running EOL Keycloak should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL Keycloak versions. This is a bridge, not a permanent solution — plan your migration in parallel.
We work with vetted extended support vendors. Tell us what you need and we'll connect you with the right provider.
Contact Us →