MediaWiki End of Life (EOL) Dates & Support Timeline
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 | 1727 days past EOL | EOL |
| 1.32 | 1.32.6 | Jan 10, 2019 | Jan 24, 2020 | 2342 days past EOL | EOL |
| 1.33 | 1.33.4 | Jul 2, 2019 | Jun 30, 2020 | 2184 days past EOL | EOL |
| 1.34 | 1.34.4 | Dec 19, 2019 | Nov 30, 2020 | 2031 days past EOL | EOL |
| 1.35 LTS | 1.35.14 | Sep 25, 2020 | Dec 21, 2023 | 915 days past EOL | EOL |
| 1.36 | 1.36.4 | May 28, 2021 | Jun 3, 2022 | 1481 days past EOL | EOL |
| 1.37 | 1.37.6 | Nov 18, 2021 | Nov 30, 2022 | 1301 days past EOL | EOL |
| 1.38 | 1.38.7 | Jun 2, 2022 | Jun 30, 2023 | 1089 days past EOL | EOL |
| 1.39 LTS | 1.39.17 | Nov 30, 2022 | Dec 31, 2025 | 174 days past EOL | EOL |
| 1.40 | 1.40.4 | Jun 30, 2023 | Jun 28, 2024 | 725 days past EOL | EOL |
| 1.41 | 1.41.5 | Dec 21, 2023 | Dec 31, 2024 | 539 days past EOL | EOL |
| 1.42 | 1.42.7 | Jun 27, 2024 | Jun 30, 2025 | 358 days past EOL | EOL |
| 1.43 LTS | 1.43.8 | Dec 21, 2024 | Dec 31, 2027 | 556 days remaining | Active |
| 1.44 | 1.44.5 | Jul 2, 2025 | Jul 31, 2026 | 38 days remaining | Warning |
| 1.45 | 1.45.3 | Dec 4, 2025 | Dec 31, 2026 | 191 days remaining | Active |
| 1.46 | 1.46.0 | May 31, 2026 | May 31, 2027 | 342 days remaining | Active |
What does MediaWiki end of life mean for your organization?
When a version of MediaWiki 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.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL MediaWiki 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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