Keycloak 25.0 End of Life
Support dates, vulnerabilities published since end of life, and upgrade guidance — rebuilt from live data.
Keycloak 25.0 reached end of life on 4 Oct 2024. It no longer receives security fixes.
Support timeline
Official dates from the Keycloak release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 10 Jun 2024 | — |
| End of life | 4 Oct 2024 | 1.8 years ago |
| Latest release | 25.0.6 · 19 Sept 2024 | final |
The cost of staying: CVEs since end of life
6 Keycloak vulnerabilities have been published since 4 Oct 2024. All were fixed in supported branches — 25.0 received none of them. Source: NVD.
Keycloak CVEs published since 25.0's EOL, by year
0 of the 6 are rated critical · data refreshed 2026-08-09
Published 5 Mar 2026 · rated high — fixed in supported branches only, never in 25.0. Details
Published 10 Jul 2025 · rated high — fixed in supported branches only, never in 25.0. Details
Published 6 Aug 2025 · rated medium — fixed in supported branches only, never in 25.0. Details
Where to go from 25.0
Recommended target: Keycloak 26.7.
The newest actively supported branch is Keycloak 26.7 (latest release 26.7.1).
Frequently asked questions
Is Keycloak 25.0 still safe to use?
No. Keycloak 25.0 stopped receiving security fixes on 4 Oct 2024. Since then, 6 Keycloak vulnerabilities have been published and fixed in supported branches — Keycloak 25.0 received none of those fixes.
Can I still download Keycloak 25.0?
Yes — the final release (25.0.6) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Keycloak 25.0 to?
Upgrade to Keycloak 26.7, the newest actively supported branch.