Complete end-of-life dates, support windows, and security status for all Phoenix Framework versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 1.0 | 1.0.6 | Aug 28, 2015 | Mar 14, 2017 | 3343 days past EOL | EOL |
| 1.1 | 1.1.9 | Dec 16, 2015 | May 15, 2017 | 3281 days past EOL | EOL |
| 1.2 | 1.2.5 | Jun 23, 2016 | Jul 28, 2017 | 3207 days past EOL | EOL |
| 1.3 | 1.3.5 | Jul 28, 2017 | Feb 24, 2023 | 1170 days past EOL | EOL |
| 1.4 | 1.4.18 | Nov 7, 2018 | Aug 5, 2025 | 277 days past EOL | EOL |
| 1.5 | 1.5.14 | Apr 22, 2020 | Already EOL | Supported | Active |
| 1.6 | 1.6.16 | Aug 26, 2021 | Already EOL | Supported | Active |
| 1.7 | 1.7.23 | Feb 24, 2023 | Already EOL | Supported | Active |
| 1.8 | 1.8.7 | Aug 5, 2025 | Already EOL | Supported | Active |
When a Phoenix Framework version 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 Phoenix Framework 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.
Upload requirements.txt, package.json, or Gemfile — full EOL report instantly.
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