Complete end-of-life dates, support windows, and security status for all Mediawiki versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 1.31 LTS | 1.31.16 | Jun 13, 2018 | Sep 30, 2021 | 1682 days past EOL | EOL |
| 1.32 | 1.32.6 | Jan 10, 2019 | Jan 24, 2020 | 2297 days past EOL | EOL |
| 1.33 | 1.33.4 | Jul 2, 2019 | Jun 30, 2020 | 2139 days past EOL | EOL |
| 1.34 | 1.34.4 | Dec 19, 2019 | Nov 30, 2020 | 1986 days past EOL | EOL |
| 1.35 LTS | 1.35.14 | Sep 25, 2020 | Dec 21, 2023 | 870 days past EOL | EOL |
| 1.36 | 1.36.4 | May 28, 2021 | Jun 3, 2022 | 1436 days past EOL | EOL |
| 1.37 | 1.37.6 | Nov 18, 2021 | Nov 30, 2022 | 1256 days past EOL | EOL |
| 1.38 | 1.38.7 | Jun 2, 2022 | Jun 30, 2023 | 1044 days past EOL | EOL |
| 1.39 LTS | 1.39.17 | Nov 30, 2022 | Dec 31, 2025 | 129 days past EOL | EOL |
| 1.40 | 1.40.4 | Jun 30, 2023 | Jun 28, 2024 | 680 days past EOL | EOL |
| 1.41 | 1.41.5 | Dec 21, 2023 | Dec 31, 2024 | 494 days past EOL | EOL |
| 1.42 | 1.42.7 | Jun 27, 2024 | Jun 30, 2025 | 313 days past EOL | EOL |
| 1.43 LTS | 1.43.8 | Dec 21, 2024 | Dec 31, 2027 | 601 days remaining | Active |
| 1.44 | 1.44.5 | Jul 2, 2025 | Jul 31, 2026 | 83 days remaining | Warning |
| 1.45 | 1.45.3 | Dec 4, 2025 | Dec 31, 2026 | 236 days remaining | Active |
When a Mediawiki 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 Mediawiki 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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