Red Hat OpenShift 4.18 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Red Hat OpenShift 4.18 is actively supported. It reaches end of life on 25 Aug 2026.
16 days of security support left
4.18.49 latest release
97% of this branch's supported lifetime has elapsed — 25 Feb 2025 → 25 Aug 2026.
Check your versionoc version
Support timeline
Official dates from the Red Hat OpenShift release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 25 Feb 2025 | — |
| End of life (scheduled) | 25 Aug 2026 | in 16 days |
| Active support ended | 17 Sept 2025 | security fixes only after this |
| Extended support ends | 25 Feb 2027 | 200 days left |
| Latest release | 4.18.49 · 22 Jul 2026 | current |
How much runway a newer branch buys
Moving to Red Hat OpenShift 4.22 extends security support by about 493 days.
| Branch | End of life | Days left | vs 4.18 |
|---|---|---|---|
| Red Hat OpenShift 4.22 | 31 Dec 2027 | 509 | +493 days |
| Red Hat OpenShift 4.21 | 3 Aug 2027 | 359 | +343 days |
| Red Hat OpenShift 4.20 | 21 Apr 2027 | 255 | +239 days |
| Red Hat OpenShift 4.19 | 17 Dec 2026 | 130 | +114 days |
| Red Hat OpenShift 4.18 | 25 Aug 2026 | 16 | this branch |
Frequently asked questions
When does Red Hat OpenShift 4.18 reach end of life?
Red Hat OpenShift 4.18 reaches end of life on 25 Aug 2026 — 16 days from now. After that date it receives no security fixes.
Is Red Hat OpenShift 4.18 still supported?
Yes. Red Hat OpenShift 4.18 is currently maintained. Latest release: 4.18.49, published 22 Jul 2026.
What happens when Red Hat OpenShift 4.18 reaches end of life?
Security fixes stop. After 25 Aug 2026 this branch receives no further updates under standard support, though extended support runs to 25 Feb 2027.
How long do I have to upgrade from Red Hat OpenShift 4.18?
16 days. Moving to Red Hat OpenShift 4.22 instead buys roughly 493 more days of security support.
All Red Hat OpenShift versions
4.22 supported 4.21 supported 4.20 supported 4.19 supported 4.18 supported 4.17 EOL 2026 4.16 EOL 2025 4.15 EOL 2025 4.14 EOL 2025 4.13 EOL 2024 4.12 EOL 2024 4.11 EOL 2024 4.10 EOL 2023 4.9 EOL 2023 4.8 EOL 2023 4.7 EOL 2022 4.6 EOL 2022 4.5 EOL 2021 4.4 EOL 2021 4.3 EOL 2020 4.2 EOL 2020 4.1 EOL 2020