etcd end of life: end of support by version
CNCF · Servers & Databases
For etcd by CNCF, patchletter knows 8 support cycles. 5 of them have already ended and receive no more security updates. The next support window closes on 08/07/2027, 242 days from now. The current version of etcd is 3.7.3. The cycles come from the open endoflife.date project, last reconciled on 07/11/2026.
When does support end for which etcd 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 |
|---|---|---|---|
| 3.7 | 3.7.3 | no date on record | supported |
| 3.6 | 3.6.16 | no date on record | supported |
| 3.5 | 3.5.35 | 242 days left | EOL 8 Jul 27 |
| 3.4 | 3.4.45 | 160 days ago | End of Life |
| 3.3 | 3.3.27 | 1850 days ago | End of Life |
| 3.2 | 3.2.32 | 2051 days ago | End of Life |
| 3.1 | 3.1.20 | 2951 days ago | End of Life |
| 3.0 | 3.0.17 | 3579 days ago | End of Life |
Which etcd versions no longer receive security updates?
5 of 8 cycles have ended. If you run one of those lines, the vendor ships you no more patches, not even for critical flaws.
- etcd 3.43.4.45
- etcd 3.33.3.27
- etcd 3.23.2.32
- etcd 3.13.1.20
- etcd 3.03.0.17
Where does the EOL data for etcd come from?
From the open endoflife.date project, which collects vendors' official support commitments. patchletter reconciles the cycles daily; the etcd 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 etcd 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.