{"id":"UBUNTU-CVE-2026-19550","details":"A flaw was found in FreeIPA. The trust-fetch-domains command is gated by a read-only permission on the trust object rather than a trust-administration permission, allowing an authenticated, non-privileged IPA user to trigger a privileged Active Directory trust refresh using an attacker-supplied server and credentials, resulting in unauthorized, attacker-controlled modification of trusted-domain and ID-range identity data in the IPA LDAP directory.","modified":"2026-08-24T10:00:26.891087040Z","published":"2026-08-11T21:17:00Z","upstream":["CVE-2026-19550"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-19550"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-19550"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2514019"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-19550"}],"affected":[{"package":{"name":"freeipa","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/freeipa?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.1-0ubuntu1","3.3.4-0ubuntu1","3.3.4-0ubuntu2","3.3.4-0ubuntu3","3.3.4-0ubuntu3.1","3.3.4-0ubuntu3.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"freeipa-client","binary_version":"3.3.4-0ubuntu3.1+esm1"},{"binary_name":"python-freeipa","binary_version":"3.3.4-0ubuntu3.1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-19550.json"}},{"package":{"name":"freeipa","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/freeipa?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1.4-1","4.3.1-0ubuntu1","4.3.1-0ubuntu1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"freeipa-admintools","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_version":"4.3.1-0ubuntu1+esm1","binary_name":"freeipa-client"},{"binary_name":"freeipa-common","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_version":"4.3.1-0ubuntu1+esm1","binary_name":"freeipa-server"},{"binary_name":"freeipa-server-dns","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_name":"freeipa-server-trust-ad","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_version":"4.3.1-0ubuntu1+esm1","binary_name":"freeipa-tests"},{"binary_name":"python-ipaclient","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_name":"python-ipalib","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_name":"python-ipaserver","binary_version":"4.3.1-0ubuntu1+esm1"},{"binary_name":"python-ipatests","binary_version":"4.3.1-0ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-19550.json"}},{"package":{"name":"freeipa","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/freeipa?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.4-3ubuntu1","4.4.4-4","4.7.0~pre1+git20180411-2ubuntu1","4.7.0~pre1+git20180411-2ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_version":"4.7.0~pre1+git20180411-2ubuntu2","binary_name":"freeipa-admintools"},{"binary_name":"freeipa-client","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"},{"binary_version":"4.7.0~pre1+git20180411-2ubuntu2","binary_name":"freeipa-common"},{"binary_version":"4.7.0~pre1+git20180411-2ubuntu2","binary_name":"freeipa-server"},{"binary_name":"freeipa-server-dns","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"},{"binary_name":"freeipa-server-trust-ad","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"},{"binary_name":"freeipa-tests","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"},{"binary_version":"4.7.0~pre1+git20180411-2ubuntu2","binary_name":"python-ipaclient"},{"binary_name":"python-ipalib","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"},{"binary_name":"python-ipaserver","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"},{"binary_name":"python-ipatests","binary_version":"4.7.0~pre1+git20180411-2ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-19550.json"}},{"package":{"name":"freeipa","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/freeipa?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.8.1-2ubuntu1","4.8.3-1","4.8.6-1ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"freeipa-client","binary_version":"4.8.6-1ubuntu2"},{"binary_name":"freeipa-client-samba","binary_version":"4.8.6-1ubuntu2"},{"binary_name":"freeipa-common","binary_version":"4.8.6-1ubuntu2"},{"binary_name":"python3-ipaclient","binary_version":"4.8.6-1ubuntu2"},{"binary_name":"python3-ipalib","binary_version":"4.8.6-1ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-19550.json"}},{"package":{"name":"freeipa","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/freeipa?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.8.6-1ubuntu6","4.8.6-1ubuntu8","4.8.6-1ubuntu9","4.9.8-1"],"ecosystem_specific":{"binaries":[{"binary_name":"freeipa-client","binary_version":"4.9.8-1"},{"binary_name":"freeipa-client-epn","binary_version":"4.9.8-1"},{"binary_version":"4.9.8-1","binary_name":"freeipa-client-samba"},{"binary_name":"freei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