Cert Manager 1.x — End of Life
ActiveCert Manager 1.x is partially supported: only 1.21, 1.20 still receive security fixes. The most recent release in this series is 1.21.2. No CVE is currently tracked for Cert Manager 1.x.
Cert Manager 1.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 1.21 | Jul 8, 2026 | — | No | 1.21.2 | Active | |
| 1.20 | Mar 10, 2026 | — | No | 1.20.4 | Active | |
| 1.19 | Oct 7, 2025 | — | Jul 8, 2026 | 1.19.6 | EOL | |
| 1.18 | Jun 10, 2025 | — | Mar 10, 2026 | 1.18.6 | EOL | |
| 1.17 | Feb 3, 2025 | — | Oct 7, 2025 | 1.17.4 | EOL | |
| 1.16 | Oct 3, 2024 | — | Jun 10, 2025 | 1.16.5 | EOL | |
| 1.15 | Jun 5, 2024 | — | Feb 3, 2025 | 1.15.5 | EOL | |
| 1.14 | Jan 31, 2024 | — | Oct 3, 2024 | 1.14.7 | EOL | |
| 1.13 | Sep 12, 2023 | — | Jun 5, 2024 | 1.13.6 | EOL | |
| 1.12LTS | May 19, 2023 | — | May 19, 2025 | 1.12.17 | EOL | |
| 1.11 | Jan 11, 2023 | — | Sep 12, 2023 | 1.11.5 | EOL | |
| 1.10 | Oct 17, 2022 | — | May 19, 2023 | 1.10.2 | EOL |
CVEs affecting Cert Manager 1.x (0)
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[](https://eolcanary.com/explore/cert-manager/1)Frequently asked questions
Is Cert Manager 1 end of life?
Partially. 10 of the 12 Cert Manager 1.x releases have reached end of life. Still supported: 1.21, 1.20.
What CVEs affect Cert Manager 1?
No CVEs are currently tracked for Cert Manager 1.x in the NVD data we monitor.
What is the latest Cert Manager 1 version?
The latest Cert Manager 1.x patch release is 1.21.2, released on September 10, 2026. Always run the latest patch to benefit from all security fixes.
When was Cert Manager 1 first released?
Cert Manager 1.10 was released on October 17, 2022. See the full version timeline in the table above.
Is it safe to run Cert Manager 1 in production?
Only on a supported release (1.21, 1.20). Make sure you run the latest patch (1.21.2) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA