OpenSSL 3.0 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
OpenSSL 3.0 is actively supported. It reaches end of life on 7 Sept 2026.
29 days of security support left
3.0.21 latest release
98% of this branch's supported lifetime has elapsed — 7 Sept 2021 → 7 Sept 2026.
Check your versionopenssl version
Support timeline
Official dates from the OpenSSL release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 7 Sept 2021 | — |
| End of life (scheduled) | 7 Sept 2026 | in 29 days |
| Latest release | 3.0.21 · 9 Jun 2026 | current |
How much runway a newer branch buys
Moving to OpenSSL 4.0 extends security support by about 249 days.
| Branch | End of life | Days left | vs 3.0 |
|---|---|---|---|
| OpenSSL 4.0 | 14 May 2027 | 278 | +249 days |
| OpenSSL 3.6 | 1 Nov 2026 | 84 | +55 days |
| OpenSSL 3.5 | 8 Apr 2030 | 1,338 | +1,309 days |
| OpenSSL 3.4 | 22 Oct 2026 | 74 | +45 days |
| OpenSSL 3.0 | 7 Sept 2026 | 29 | this branch |
Frequently asked questions
When does OpenSSL 3.0 reach end of life?
OpenSSL 3.0 reaches end of life on 7 Sept 2026 — 29 days from now. After that date it receives no security fixes.
Is OpenSSL 3.0 still supported?
Yes. OpenSSL 3.0 is currently maintained. Latest release: 3.0.21, published 9 Jun 2026.
What happens when OpenSSL 3.0 reaches end of life?
Security fixes stop. After 7 Sept 2026 this branch receives no further updates under standard support.
How long do I have to upgrade from OpenSSL 3.0?
29 days. Moving to OpenSSL 4.0 instead buys roughly 249 more days of security support.