CFEngine End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all CFEngine versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 3.15 LTS | 3.15.7 | Dec 19, 2019 | Dec 31, 2022 | 1270 days past EOL | EOL |
| 3.16 | 3.16.0 | Jun 23, 2020 | Nov 19, 2020 | 2042 days past EOL | EOL |
| 3.17 | 3.17.0 | Nov 19, 2020 | Jun 24, 2021 | 1825 days past EOL | EOL |
| 3.18 LTS | 3.18.8 | Jun 24, 2021 | Aug 31, 2024 | 661 days past EOL | EOL |
| 3.19 | 3.19.0 | Dec 10, 2021 | Jul 1, 2022 | 1453 days past EOL | EOL |
| 3.20 | 3.20.0 | Jul 1, 2022 | Dec 21, 2022 | 1280 days past EOL | EOL |
| 3.21 LTS | 3.21.8 | Dec 21, 2022 | Dec 31, 2025 | 174 days past EOL | EOL |
| 3.22 | 3.22.0 | Jun 16, 2023 | Dec 5, 2023 | 931 days past EOL | EOL |
| 3.23 | 3.23.0 | Dec 5, 2023 | Jul 22, 2024 | 701 days past EOL | EOL |
| 3.24 LTS | 3.24.4 | Jul 22, 2024 | Jul 31, 2027 | 403 days remaining | Active |
| 3.25 | 3.25.0 | Jan 6, 2025 | May 20, 2025 | 399 days past EOL | EOL |
| 3.26 | 3.26.0 | May 20, 2025 | Jan 9, 2026 | 165 days past EOL | EOL |
| 3.27 LTS | 3.27.1 | Jan 9, 2026 | TBD | Supported | Active |
What does CFEngine end of life mean for your organization?
When a version of CFEngine reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.
Organizations running EOL CFEngine should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL CFEngine versions. This is a bridge, not a permanent solution — plan your migration in parallel.
We work with vetted extended support vendors. Tell us what you need and we'll connect you with the right provider.
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