Lua 5.x — End of Life
ActiveLua 5.x is partially supported: only 5.5 still receives security fixes. The most recent release in this series is 5.5.1. No CVE is currently tracked for Lua 5.x.
Lua 5.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 5.5 | Dec 22, 2025 | — | No | 5.5.1 | Active | |
| 5.4 | Jun 29, 2020 | — | Aug 25, 2026 | 5.4.9 | EOL | |
| 5.3 | Jan 12, 2015 | — | Sep 25, 2020 | 5.3.6 | EOL | |
| 5.2 | Dec 16, 2011 | — | Mar 7, 2015 | 5.2.4 | EOL | |
| 5.1 | Feb 21, 2006 | — | Feb 17, 2012 | 5.1.5 | EOL | |
| 5.0 | Apr 11, 2003 | — | Jun 26, 2006 | 5.0.3 | EOL |
CVEs affecting Lua 5.x (0)
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[](https://eolcanary.com/explore/lua/5)Frequently asked questions
Is Lua 5 end of life?
Partially. 5 of the 6 Lua 5.x releases have reached end of life. Still supported: 5.5.
What CVEs affect Lua 5?
No CVEs are currently tracked for Lua 5.x in the NVD data we monitor.
What is the latest Lua 5 version?
The latest Lua 5.x patch release is 5.5.1, released on August 3, 2026. Always run the latest patch to benefit from all security fixes.
When was Lua 5 first released?
Lua 5.0 was released on April 11, 2003. See the full version timeline in the table above.
Is it safe to run Lua 5 in production?
Only on a supported release (5.5). Make sure you run the latest patch (5.5.1) to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA