Prometheus End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all Prometheus versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 2.36 | 2.36.2 | May 30, 2022 | Jul 11, 2022 | 1443 days past EOL | EOL |
| 2.37 LTS | 2.37.9 | Jul 14, 2022 | Jul 31, 2023 | 1058 days past EOL | EOL |
| 2.38 | 2.38.0 | Aug 16, 2022 | Sep 27, 2022 | 1365 days past EOL | EOL |
| 2.39 | 2.39.2 | Oct 5, 2022 | Nov 16, 2022 | 1315 days past EOL | EOL |
| 2.40 | 2.40.7 | Nov 7, 2022 | Dec 19, 2022 | 1282 days past EOL | EOL |
| 2.41 | 2.41.0 | Dec 20, 2022 | Jan 31, 2023 | 1239 days past EOL | EOL |
| 2.42 | 2.42.0 | Jan 31, 2023 | Mar 14, 2023 | 1197 days past EOL | EOL |
| 2.43 | 2.43.1 | Mar 21, 2023 | May 2, 2023 | 1148 days past EOL | EOL |
| 2.44 | 2.44.0 | May 14, 2023 | Aug 6, 2023 | 1052 days past EOL | EOL |
| 2.45 LTS | 2.45.6 | Jun 23, 2023 | Jul 31, 2024 | 692 days past EOL | EOL |
| 2.46 | 2.46.0 | Jul 25, 2023 | Sep 5, 2023 | 1022 days past EOL | EOL |
| 2.47 | 2.47.2 | Sep 6, 2023 | Oct 18, 2023 | 979 days past EOL | EOL |
| 2.48 | 2.48.1 | Nov 15, 2023 | Dec 28, 2023 | 908 days past EOL | EOL |
| 2.49 | 2.49.1 | Jan 15, 2024 | Feb 26, 2024 | 848 days past EOL | EOL |
| 2.50 | 2.50.1 | Feb 22, 2024 | Apr 4, 2024 | 810 days past EOL | EOL |
| 2.51 | 2.51.2 | Mar 19, 2024 | Apr 30, 2024 | 784 days past EOL | EOL |
| 2.52 | 2.52.0 | May 8, 2024 | Jun 19, 2024 | 734 days past EOL | EOL |
| 2.53 LTS | 2.53.5 | Jun 16, 2024 | Jul 31, 2025 | 327 days past EOL | EOL |
| 2.54 | 2.54.1 | Aug 9, 2024 | Sep 20, 2024 | 641 days past EOL | EOL |
| 2.55 | 2.55.1 | Oct 22, 2024 | Dec 3, 2024 | 567 days past EOL | EOL |
| 3.0 | 3.0.1 | Nov 14, 2024 | Dec 26, 2024 | 544 days past EOL | EOL |
| 3.1 | 3.1.0 | Jan 2, 2025 | Feb 13, 2025 | 495 days past EOL | EOL |
| 3.2 | 3.2.1 | Feb 17, 2025 | Mar 31, 2025 | 449 days past EOL | EOL |
| 3.3 | 3.3.1 | Apr 15, 2025 | May 27, 2025 | 392 days past EOL | EOL |
| 3.4 | 3.4.2 | May 17, 2025 | Jun 28, 2025 | 360 days past EOL | EOL |
| 3.5 LTS | 3.5.4 | Jul 14, 2025 | Jul 31, 2026 | 38 days remaining | Warning |
| 3.6 | 3.6.0 | Sep 17, 2025 | Nov 2, 2025 | 233 days past EOL | EOL |
| 3.7 | 3.7.3 | Oct 15, 2025 | Nov 26, 2025 | 209 days past EOL | EOL |
| 3.8 | 3.8.1 | Nov 28, 2025 | Jan 9, 2026 | 165 days past EOL | EOL |
| 3.9 | 3.9.1 | Jan 6, 2026 | Feb 17, 2026 | 126 days past EOL | EOL |
| 3.10 | 3.10.0 | Feb 25, 2026 | Apr 8, 2026 | 76 days past EOL | EOL |
| 3.11 | 3.11.3 | Apr 2, 2026 | May 14, 2026 | 40 days past EOL | EOL |
| 3.12 | 3.12.0 | May 28, 2026 | Jul 9, 2026 | 16 days remaining | Warning |
What does Prometheus end of life mean for your organization?
When a version of Prometheus 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 Prometheus 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 Prometheus 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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