Exim End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all Exim versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Days | Status |
|---|---|---|---|---|---|
| 4.50 | 4.50 | Feb 17, 2005 | May 4, 2005 | 7738 days past EOL | EOL |
| 4.51 | 4.51 | May 4, 2005 | Jul 1, 2005 | 7680 days past EOL | EOL |
| 4.52 | 4.52 | Jul 1, 2005 | Sep 26, 2005 | 7593 days past EOL | EOL |
| 4.53 | 4.53 | Sep 26, 2005 | Oct 4, 2005 | 7585 days past EOL | EOL |
| 4.54 | 4.54 | Oct 4, 2005 | Apr 5, 2006 | 7402 days past EOL | EOL |
| 4.61 | 4.61 | Apr 4, 2006 | Apr 29, 2006 | 7378 days past EOL | EOL |
| 4.62 | 4.62 | Apr 28, 2006 | Aug 1, 2006 | 7284 days past EOL | EOL |
| 4.63 | 4.63 | Jul 31, 2006 | Dec 20, 2006 | 7143 days past EOL | EOL |
| 4.64 | 4.64 | Dec 20, 2006 | Jan 2, 2007 | 7130 days past EOL | EOL |
| 4.65 | 4.65 | Jan 2, 2007 | Jan 8, 2007 | 7124 days past EOL | EOL |
| 4.66 | 4.66 | Jan 8, 2007 | Apr 18, 2007 | 7024 days past EOL | EOL |
| 4.67 | 4.67 | Apr 17, 2007 | Aug 31, 2007 | 6889 days past EOL | EOL |
| 4.68 | 4.68 | Aug 30, 2007 | Dec 2, 2007 | 6796 days past EOL | EOL |
| 4.69 | 4.69 | Dec 1, 2007 | Nov 14, 2009 | 6083 days past EOL | EOL |
| 4.70 | 4.70 | Nov 13, 2009 | Nov 24, 2009 | 6073 days past EOL | EOL |
| 4.71 | 4.71 | Nov 23, 2009 | Jun 3, 2010 | 5882 days past EOL | EOL |
| 4.72 | 4.72 | Jun 3, 2010 | Dec 27, 2010 | 5675 days past EOL | EOL |
| 4.73 | 4.73 | Dec 26, 2010 | Jan 25, 2011 | 5646 days past EOL | EOL |
| 4.74 | 4.74 | Jan 24, 2011 | Mar 22, 2011 | 5590 days past EOL | EOL |
| 4.75 | 4.75 | Mar 22, 2011 | May 9, 2011 | 5542 days past EOL | EOL |
| 4.76 | 4.76 | May 9, 2011 | Oct 10, 2011 | 5388 days past EOL | EOL |
| 4.77 | 4.77 | Oct 10, 2011 | May 31, 2012 | 5154 days past EOL | EOL |
| 4.80 | 4.80.1 | May 31, 2012 | Oct 28, 2013 | 4639 days past EOL | EOL |
| 4.82 | 4.82.1 | Oct 28, 2013 | Jul 21, 2014 | 4373 days past EOL | EOL |
| 4.83 | 4.83 | Jul 21, 2014 | Aug 11, 2014 | 4352 days past EOL | EOL |
| 4.84 | 4.84.2 | Aug 11, 2014 | Jan 12, 2015 | 4198 days past EOL | EOL |
| 4.85 | 4.85.2 | Jan 12, 2015 | Jul 26, 2015 | 4003 days past EOL | EOL |
| 4.86 | 4.86.2 | Jul 26, 2015 | Apr 6, 2016 | 3748 days past EOL | EOL |
| 4.87 | 4.87.1 | Apr 6, 2016 | Dec 18, 2016 | 3492 days past EOL | EOL |
| 4.88 | 4.88 | Dec 18, 2016 | Mar 7, 2017 | 3413 days past EOL | EOL |
| 4.89 | 4.89.1 | Mar 7, 2017 | Dec 19, 2017 | 3126 days past EOL | EOL |
| 4.90 | 4.90.1 | Dec 19, 2017 | Apr 15, 2018 | 3009 days past EOL | EOL |
| 4.91 | 4.91 | Apr 15, 2018 | Feb 10, 2019 | 2708 days past EOL | EOL |
| 4.92 | 4.92.3 | Feb 10, 2019 | Dec 8, 2019 | 2407 days past EOL | EOL |
| 4.93 | 4.93.0.4 | Dec 8, 2019 | Jun 1, 2020 | 2231 days past EOL | EOL |
| 4.94 | 4.94.2 | Jun 1, 2020 | Sep 28, 2021 | 1747 days past EOL | EOL |
| 4.95 | 4.95 | Sep 28, 2021 | Jun 25, 2022 | 1477 days past EOL | EOL |
| 4.96 | 4.96.2 | Jun 25, 2022 | Nov 4, 2023 | 980 days past EOL | EOL |
| 4.97 | 4.97.1 | Nov 4, 2023 | Jul 10, 2024 | 731 days past EOL | EOL |
| 4.98 | 4.98.2 | Jul 10, 2024 | Oct 28, 2025 | 256 days past EOL | EOL |
| 4.99 | 4.99.1 | Oct 28, 2025 | TBD | Supported | Active |
What does Exim end of life mean for your organization?
When a version of Exim 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 Exim 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 Exim versions. This is a bridge, not a permanent solution — plan your migration in parallel.
Exim has 40 versions past end of life — security patches have stopped, but CVE disclosures haven't. Tell us what you run and we'll match you with a vetted extended-support provider within 1 business day. Free, no obligation.
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