Windows Server Windows Server 2012 R2 End of Life Date
Windows Server Windows Server 2012 R2 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
Windows Server 2012-r2 was released on November 25, 2013 and support ended on October 10, 2023 — a supported lifespan of 9 years and 11 months, in line with the 10 years and 2 months median for Windows Server LTS releases. It was a long-term support (LTS) release, so it received a longer patch window than the interim releases around it. It has been without security patches for 2 years and 10 months. 2 newer Windows Server releases have shipped since.
Commercial vendors offer security patches beyond EOL. Compare your options.
Compare Options →| Version | Latest | EOL Date | Status |
|---|---|---|---|
| 2000 LTS | 5.0.2195 | Jul 13, 2010 | EOL |
| 2003 LTS | 5.2.3790 | Apr 10, 2007 | EOL |
| Windows Server 2003 SP1 | 5.2.3790 | Apr 14, 2009 | EOL |
| Windows Server 2003 SP2 LTS | 5.2.3790 | Jul 14, 2015 | EOL |
| Windows Server 2008 SP2 LTS | 6.0.6003 | Jan 14, 2020 | EOL |
| Windows Server 2008 R2 SP1 LTS | 6.1.7601 | Jan 14, 2020 | EOL |
| 2012 LTS | 6.2.9200 | Oct 10, 2023 | EOL |
| → Windows Server 2012 R2 LTS | 6.3.9600 | Oct 10, 2023 | EOL |
What does Windows Server Windows Server 2012 R2 end of life mean?
When Windows Server Windows Server 2012 R2 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 Windows Server Windows Server 2012 R2 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Windows Server 2025 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.