{"id":"UBUNTU-CVE-2026-61552","details":"Icinga 2 is an open source monitoring system. From 2.4 until 2.14.9, 2.15.4, and 2.16.2, the /v1/objects API writes attacker-controlled template names into generated configuration without escaping them. An authenticated ApiUser with an objects/create/* permission can inject Icinga 2 DSL configuration, escape the intended object, create additional objects, and exceed the user's assigned privileges. This issue is fixed in versions 2.14.9, 2.15.4, and 2.16.2.","modified":"2026-09-24T02:00:38.771512131Z","published":"2026-09-18T18:17:00Z","upstream":["CVE-2026-61552"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-61552"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-61552"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/security/advisories/GHSA-jgqj-x5j9-vgcm"},{"type":"REPORT","url":"https://icinga.com/blog/icinga2-security-release-v2-16-2/"}],"affected":[{"package":{"name":"icinga2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/icinga2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.3.8-1build1","2.3.11-1","2.4.0-1","2.4.1-1","2.4.1-2","2.4.1-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"icinga2","binary_version":"2.4.1-2ubuntu1"},{"binary_version":"2.4.1-2ubuntu1","binary_name":"icinga2-bin"},{"binary_name":"icinga2-classicui","binary_version":"2.4.1-2ubuntu1"},{"binary_version":"2.4.1-2ubuntu1","binary_name":"icinga2-common"},{"binary_version":"2.4.1-2ubuntu1","binary_name":"icinga2-ido-mysql"},{"binary_version":"2.4.1-2ubuntu1","binary_name":"icinga2-ido-pgsql"},{"binary_name":"icinga2-studio","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"libicinga2","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"vim-icinga2","binary_version":"2.4.1-2ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61552.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/icinga2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7.0-1","2.8.1-0ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"icinga2","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"icinga2-bin","binary_version":"2.8.1-0ubuntu2"},{"binary_version":"2.8.1-0ubuntu2","binary_name":"icinga2-classicui"},{"binary_name":"icinga2-common","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"icinga2-ido-mysql","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.8.1-0ubuntu2"},{"binary_version":"2.8.1-0ubuntu2","binary_name":"icinga2-studio"},{"binary_version":"2.8.1-0ubuntu2","binary_name":"libicinga2"},{"binary_name":"vim-icinga2","binary_version":"2.8.1-0ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61552.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/icinga2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.5-1build1","2.11.2-1","2.11.2-1ubuntu1","2.11.2-1ubuntu2","2.11.2-1ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"2.11.2-1ubuntu3","binary_name":"icinga2"},{"binary_name":"icinga2-bin","binary_version":"2.11.2-1ubuntu3"},{"binary_name":"icinga2-common","binary_version":"2.11.2-1ubuntu3"},{"binary_name":"icinga2-ido-mysql","binary_version":"2.11.2-1ubuntu3"},{"binary_version":"2.11.2-1ubuntu3","binary_name":"icinga2-ido-pgsql"},{"binary_name":"vim-icinga2","binary_version":"2.11.2-1ubuntu3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61552.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/icinga2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12.3-1","2.13.1-1","2.13.2-1","2.13.2-1build1","2.13.2-1build2"],"ecosystem_specific":{"binaries":[{"binary_name":"icinga2","binary_version":"2.13.2-1build2"},{"binary_name":"icinga2-bin","binary_version":"2.13.2-1build2"},{"binary_version":"2.13.2-1build2","binary_name":"icinga2-common"},{"binary_version":"2.13.2-1build2","binary_name":"icinga2-ido-mysql"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.13.2-1build2"},{"binary_name":"vim-icinga2","binary_version":"2.13.2-1build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61552.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/icinga2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.13.8-1","2.14.1-1","2.14.2-1","2.14.2-1build1","2.14.2-1build2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.14.2-1build2","binary_name":"icinga2"},{"binary_name":"icinga2-bin","binary_version":"2.14.2-1build2"},{"binary_name":"icinga2-common","binary_version":"2.14.2-1build2"},{"binary_version":"2.14.2-1build2","binary_name":"icinga2-ido-mysql"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.14.2-1build2"},{"binary_version":"2.14.2-1build2","binary_name":"vim-icinga2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61552.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/icinga2?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.15.0-1","2.15.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"icinga2","binary_version":"2.15.1-1"},{"binary_name":"icinga2-bin","binary_version":"2.15.1-1"},{"binary_name":"icinga2-common","binary_version":"2.15.1-1"},{"binary_name":"icinga2-ido-mysql","binary_version":"2.15.1-1"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.15.1-1"},{"binary_name":"vim-icinga2","binary_version":"2.15.1-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61552.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}