Openssl 4.x — End of Life
ActiveOpenssl 4.x is still supported until May 14, 2027, in 219 days. The most recent release in this series is 4.0.3. No CVE is currently tracked for Openssl 4.x.
Openssl 4.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 4.0 | Apr 14, 2026 | — | May 14, 2027 | 4.0.3 | Active |
CVEs affecting Openssl 4.x (0)
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[](https://eolcanary.com/explore/openssl/4)Frequently asked questions
Is Openssl 4 end of life?
No. Openssl 4.x is still supported until May 14, 2027. It continues to receive security patches and bug fixes.
What CVEs affect Openssl 4?
No CVEs are currently tracked for Openssl 4.x in the NVD data we monitor.
What is the latest Openssl 4 version?
The latest Openssl 4.x patch release is 4.0.3, released on September 29, 2026. Always run the latest patch to benefit from all security fixes.
When was Openssl 4 first released?
Openssl 4.0 was released on April 14, 2026. See the full version timeline in the table above.
Is it safe to run Openssl 4 in production?
Yes, Openssl 4 is still supported. Support ends on May 14, 2027. Make sure you run the latest patch (4.0.3) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA