Icinga End of Life (EOL) Dates & Support Timeline

Q: What is the latest supported version of Icinga?

The latest active version of Icinga is 2.15.3. Always verify against the table above as support windows can change.

Complete end-of-life dates, support windows, and security status for all Icinga versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.

Latest Active

2.15.3

2.15 series

Next EOL

—

None upcoming

Active Versions

of 18 total

EOL Versions

no longer patched

Release Cycle Timeline

■ EOL ■ Warning ■ Active ┊ Today

All Versions

Version	Latest Release	Release Date	EOL Date	Days	Status
1	1.14.2	Dec 15, 2009	Dec 31, 2018	2686 days past EOL	EOL
2.0	2.0.2	Jun 16, 2014	Aug 29, 2014	4271 days past EOL	EOL
2.1	2.1.1	Aug 29, 2014	Nov 17, 2014	4191 days past EOL	EOL
2.2	2.2.4	Nov 17, 2014	Mar 9, 2015	4079 days past EOL	EOL
2.3	2.3.11	Mar 9, 2015	Nov 16, 2015	3827 days past EOL	EOL
2.4	2.4.10	Nov 16, 2015	Aug 22, 2016	3547 days past EOL	EOL
2.5	2.5.4	Aug 22, 2016	Dec 13, 2016	3434 days past EOL	EOL
2.6	2.6.3	Dec 13, 2016	Aug 2, 2017	3202 days past EOL	EOL
2.7	2.7.2	Aug 2, 2017	Nov 16, 2017	3096 days past EOL	EOL
2.8	2.8.4	Nov 16, 2017	Jul 17, 2018	2853 days past EOL	EOL
2.9	2.9.3	Jul 17, 2018	Oct 11, 2018	2767 days past EOL	EOL
2.10	2.12.10	Oct 11, 2018	Aug 3, 2020	2105 days past EOL	EOL
2.11	2.11.12	Sep 19, 2019	Aug 2, 2021	1741 days past EOL	EOL
2.12	2.12.12	Aug 3, 2020	Jul 12, 2023	1032 days past EOL	EOL
2.13	2.13.14	Aug 2, 2021	Jun 17, 2025	326 days past EOL	EOL
2.14	2.14.8	Jul 12, 2023	Apr 23, 2026	16 days past EOL	EOL
2.15	2.15.3	Jun 17, 2025	Already EOL	Supported	Active
2.16	2.16.0	Apr 23, 2026	Already EOL	Supported	Active

What does Icinga end of life mean for your organization?

When a Icinga version 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 Icinga 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.

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Frequently Asked Questions

What is the end-of-life date for Icinga?

See the full table above for all Icinga version EOL dates.

What is the latest supported version of Icinga?

The latest active version of Icinga is 2.15.3. Always verify against the table above as support windows can change.

What happens when Icinga reaches end of life?

When Icinga reaches end of life, the vendor stops issuing security patches. Any CVEs disclosed after the EOL date accumulate indefinitely with no patch path — creating an ever-growing attack surface that most vulnerability scanners do not flag.

How do I check if I'm running an EOL version of Icinga?

Check your current version against the table above. If your version's EOL date has passed, you are running unsupported software. You can also use the endoflife.ai Stack Scanner to check your entire dependency file at once.

Is there extended support available for EOL Icinga versions?

Some vendors offer extended support for EOL software. Contact the original vendor or check with enterprise support providers for options.

Icinga End of Life (EOL) Dates & Support Timeline

What does Icinga end of life mean for your organization?

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