Checkmk 2.x — End of Life
ActiveCheckmk 2.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status |
|---|---|---|---|---|---|
| 2.5 | Apr 28, 2026 | — | Apr 28, 2028 | 2.5 | Active |
| 2.4 | May 6, 2025 | — | Nov 6, 2027 | 2.4 | Active |
| 2.3 | Apr 29, 2024 | — | Oct 29, 2026 | 2.3 | Active |
| 2.2 | May 23, 2023 | — | Nov 23, 2025 | 2.2 | EOL |
CVEs affecting Checkmk 2.x (0)
Frequently asked questions
Is Checkmk 2 end of life?
Partially. Some Checkmk 2.x releases have reached EOL. Check the version table above for the exact status of each sub-release.
What CVEs affect Checkmk 2?
No CVEs are currently tracked for Checkmk 2.x in our database. This may mean no vulnerabilities have been recorded yet, or the data is still syncing.
What is the latest Checkmk 2 version?
The latest Checkmk 2.x patch release is 2.5, released on April 28, 2026. Always run the latest patch to benefit from all security fixes.
When was Checkmk 2 first released?
Checkmk 2.0 was initially released on April 28, 2026. See the full version timeline in the table above.
Is it safe to run Checkmk 2 in production?
Checkmk 2 is still supported and safe for production use until April 28, 2028. Ensure you are running the latest patch version (2.5) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA