macOS 26 End of Life Date
macOS 26 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
macOS 26 was released on September 15, 2025 and has no published end-of-life date yet. Its most recent patch is 26.6.1, published August 6, 2026.
| Version | Latest | EOL Date | Status |
|---|---|---|---|
| Mac OS X 10.0 (Cheetah) | 10.0.4 | Jun 22, 2001 | EOL |
| Mac OS X 10.1 (Puma) | 10.1.5 | Jun 6, 2002 | EOL |
| Mac OS X 10.2 (Jaguar) | 10.2.8 | Oct 3, 2003 | EOL |
| Mac OS X 10.3 (Panther) | 10.3.9 | Apr 15, 2005 | EOL |
| Mac OS X 10.4 (Tiger) | 10.4.11 | Nov 14, 2007 | EOL |
| Mac OS X 10.5 (Leopard) | 10.5.8 | Aug 13, 2009 | EOL |
| Mac OS X 10.6 (Snow Leopard) | 10.6.8 | Jul 25, 2011 | EOL |
| Mac OS X 10.7 (Lion) | 10.7.5 | Oct 4, 2012 | EOL |
What does macOS 26 end of life mean?
When macOS 26 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 26 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.