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Icinga 2.1

Support for Icinga 2.1 ended on 17/11/2014. There are no more security updates for this branch.

End of support reached

Latest version: 2.1.1, released on 16/09/2014

End of support: 17/11/2014

10 known vulnerabilities open in 2.1.1

Vulnerabilities in Icinga 2.1

10 vulnerabilities from the NVD affect at least one version of this branch. Last checked on 03/11/2026.

CVE-2025-48057, CVSS 4.0: 9.3: still open in 2.1.1
CVE-2021-32743, CVSS 3.1: 8.8: still open in 2.1.1
CVE-2018-6535, CVSS 3.0: 8.1: still open in 2.1.1
CVE-2020-14004, CVSS 3.1: 7.8: still open in 2.1.1
CVE-2018-6533, CVSS 3.0: 7.8: still open in 2.1.1
CVE-2018-6532, CVSS 3.0: 7.5: still open in 2.1.1
CVE-2017-16933, CVSS 3.0: 7.0: still open in 2.1.1
CVE-2021-32747, CVSS 3.1: 6.5: still open in 2.1.1
CVE-2018-6534, CVSS 3.0: 6.5: still open in 2.1.1
CVE-2018-6536, CVSS 3.0: 5.5: still open in 2.1.1

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