{"id":"UBUNTU-CVE-2026-50591","details":"In Znuny LTS before 6.5.21 and Znuny before 7.3.3, XSS can occur via stored user preferences.","modified":"2026-06-12T09:04:21.555510192Z","published":"2026-06-05T02:17:00Z","upstream":["CVE-2026-50591"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-50591"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-50591"},{"type":"REPORT","url":"https://www.znuny.org/en/advisories/zsa-2026-11"}],"affected":[{"package":{"name":"otrs2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/otrs2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0.10-1","5.0.1-1","5.0.1-2","5.0.2-1","5.0.3-1","5.0.5-1","5.0.6-1","5.0.7-1"],"ecosystem_specific":{"binaries":[{"binary_name":"otrs","binary_version":"5.0.7-1"},{"binary_name":"otrs2","binary_version":"5.0.7-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}},{"package":{"name":"otrs2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/otrs2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.23-1","5.0.24-1","6.0.1-1","6.0.2-1","6.0.3-1","6.0.4-1","6.0.5-1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.0.5-1","binary_name":"otrs"},{"binary_name":"otrs2","binary_version":"6.0.5-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}},{"package":{"name":"otrs2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/otrs2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.20-1","6.0.23-2","6.0.24-1","6.0.25-1","6.0.25-2","6.0.25-3","6.0.26-1"],"ecosystem_specific":{"binaries":[{"binary_name":"otrs","binary_version":"6.0.26-1"},{"binary_name":"otrs2","binary_version":"6.0.26-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}},{"package":{"name":"otrs2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/otrs2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.32-6","6.1.2-1","6.2.1-1","6.2.2-2"],"ecosystem_specific":{"binaries":[{"binary_name":"otrs2","binary_version":"6.2.2-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}},{"package":{"name":"znuny","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/znuny?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.3-1","6.5.4-1","6.5.5-1","6.5.6-1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.5.6-1","binary_name":"otrs2"},{"binary_name":"znuny","binary_version":"6.5.6-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}},{"package":{"name":"znuny","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/znuny?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.14-1","6.5.15-2"],"ecosystem_specific":{"binaries":[{"binary_version":"6.5.15-2","binary_name":"otrs2"},{"binary_version":"6.5.15-2","binary_name":"znuny"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}},{"package":{"name":"znuny","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/znuny?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.15-2","6.5.18-1"],"ecosystem_specific":{"binaries":[{"binary_name":"otrs2","binary_version":"6.5.18-1"},{"binary_name":"znuny","binary_version":"6.5.18-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50591.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}