OpenSSL end of life: end of support by version
OpenSSL Foundation · Servers & Databases
For OpenSSL by OpenSSL Foundation, patchletter knows 12 support cycles. 9 of them have already ended and receive no more security updates. The next support window closes on 14/05/2027, 187 days from now. The current version of OpenSSL is 3.6.5. The cycles come from the open endoflife.date project, last reconciled on 07/11/2026.
When does support end for which OpenSSL version?
A cycle is a maintained version line. Where a date is given, support ends on that day. After it the vendor ships no more security updates for that line.
| Cycle | Latest version | End of support | Status |
|---|---|---|---|
| 4.1 | 4.1.0 | 380 days left | EOL 23 Nov 27 |
| 4.0 | 4.0.3 | 187 days left | EOL 14 May 27 |
| 3.6 | 3.6.5 | 7 days ago | End of Life |
| 3.5LTS | 3.5.9 | 1247 days left | EOL 8 Apr 30 |
| 3.4 | 3.4.8 | 17 days ago | End of Life |
| 3.3 | 3.3.7 | 213 days ago | End of Life |
| 3.2 | 3.2.6 | 350 days ago | End of Life |
| 3.1 | 3.1.8 | 604 days ago | End of Life |
| 3.0LTS | 3.0.22 | 62 days ago | End of Life |
| 1.1.1LTS | 1.1.1w | 1154 days ago | End of Life |
| 1.1.0 | 1.1.0l | 2615 days ago | End of Life |
| 1.0.2LTS | 1.0.2u | 2504 days ago | End of Life |
Which OpenSSL versions no longer receive security updates?
9 of 12 cycles have ended. If you run one of those lines, the vendor ships you no more patches, not even for critical flaws.
- OpenSSL 3.63.6.5
- OpenSSL 3.43.4.8
- OpenSSL 3.33.3.7
- OpenSSL 3.23.2.6
- OpenSSL 3.13.1.8
- OpenSSL 3.03.0.22
- OpenSSL 1.1.11.1.1w
- OpenSSL 1.1.01.1.0l
- OpenSSL 1.0.21.0.2u
Where does the EOL data for OpenSSL come from?
From the open endoflife.date project, which collects vendors' official support commitments. patchletter reconciles the cycles daily; the OpenSSL data is as of 07/11/2026. In case of doubt the vendor's own lifecycle page applies. patchletter deliberately stores no vendor full texts.
New OpenSSL versions by email
Tick the product and patchletter reports new releases by email. The update email costs nothing, and one click stops it again. The warning 90, 30 and 7 days before support ends is part of patchletter Pro.