macOS 10.11 · Version Status
macOS 10.11 End of Life Date
macOS 10.11 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
⚠
macOS 10.11 is past end of life. This version no longer receives security patches. 2716 days past EOL — migrate to a supported version immediately.
EOL Date
Dec 1, 2018
2716 days past EOL
Latest Release
10.11.6
Standard release
Release Date
Sep 30, 2015
macOS 10.11 series
| Version | Latest | EOL Date | Status |
|---|
| 10.0 |
10.0.4 |
Jun 22, 2001 |
EOL |
| 10.1 |
10.1.5 |
Jun 6, 2002 |
EOL |
| 10.2 |
10.2.8 |
Oct 3, 2003 |
EOL |
| 10.3 |
10.3.9 |
Apr 15, 2005 |
EOL |
| 10.4 |
10.4.11 |
Nov 14, 2007 |
EOL |
| 10.5 |
10.5.8 |
Aug 13, 2009 |
EOL |
| 10.6 |
10.6.8 |
Jul 25, 2011 |
EOL |
| 10.7 |
10.7.5 |
Oct 4, 2012 |
EOL |
What does macOS 10.11 end of life mean?
When macOS 10.11 reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running macOS 10.11 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to macOS 26 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does macOS 10.11 reach end of life?
macOS 10.11 reached end of life on December 1, 2018. This version is no longer receiving security patches.
Is macOS 10.11 still supported?
No. macOS 10.11 reached end of life on December 1, 2018 and is no longer receiving security patches.
What should I upgrade to from macOS 10.11?
The recommended upgrade from macOS 10.11 is
macOS 26 — the latest actively supported version. Check the
macOS full timeline for all supported versions.
What are the security risks of running macOS 10.11 past EOL?
When macOS 10.11 reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL macOS should migrate immediately or implement compensating controls.