{"id":"UBUNTU-CVE-2019-15237","details":"Roundcube Webmail through 1.3.9 mishandles Punycode xn-- domain names, leading to homograph attacks.","modified":"2026-04-30T09:30:04.191982Z","published":"2019-08-20T01:15:00Z","related":["USN-8223-1"],"upstream":["CVE-2019-15237"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-15237"},{"type":"REPORT","url":"https://github.com/roundcube/roundcubemail/issues/6891"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-15237"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8223-1"}],"affected":[{"package":{"name":"roundcube","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/roundcube@1.2~beta+dfsg.1-0ubuntu1+esm8?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2~beta+dfsg.1-0ubuntu1+esm8"}]}],"versions":["1.1.1+dfsg.1-2","1.1.2+dfsg.1-5","1.1.3+dfsg.1-1","1.1.4+dfsg.1-1","1.2~beta+dfsg.1-0ubuntu1","1.2~beta+dfsg.1-0ubuntu1+esm1","1.2~beta+dfsg.1-0ubuntu1+esm2","1.2~beta+dfsg.1-0ubuntu1+esm3","1.2~beta+dfsg.1-0ubuntu1+esm4","1.2~beta+dfsg.1-0ubuntu1+esm5","1.2~beta+dfsg.1-0ubuntu1+esm6","1.2~beta+dfsg.1-0ubuntu1+esm7"],"ecosystem_specific":{"binaries":[{"binary_version":"1.2~beta+dfsg.1-0ubuntu1+esm8","binary_name":"roundcube"},{"binary_version":"1.2~beta+dfsg.1-0ubuntu1+esm8","binary_name":"roundcube-core"},{"binary_version":"1.2~beta+dfsg.1-0ubuntu1+esm8","binary_name":"roundcube-mysql"},{"binary_version":"1.2~beta+dfsg.1-0ubuntu1+esm8","binary_name":"roundcube-pgsql"},{"binary_version":"1.2~beta+dfsg.1-0ubuntu1+esm8","binary_name":"roundcube-plugins"},{"binary_version":"1.2~beta+dfsg.1-0ubuntu1+esm8","binary_name":"roundcube-sqlite3"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15237.json"}},{"package":{"name":"roundcube","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/roundcube@1.3.6+dfsg.1-1ubuntu0.1~esm8?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.6+dfsg.1-1ubuntu0.1~esm8"}]}],"versions":["1.3.0+dfsg.1-1","1.3.1+dfsg.1-1","1.3.3+dfsg.1-1","1.3.3+dfsg.1-2","1.3.6+dfsg.1-1","1.3.6+dfsg.1-1ubuntu0.1~esm1","1.3.6+dfsg.1-1ubuntu0.1~esm2","1.3.6+dfsg.1-1ubuntu0.1~esm3","1.3.6+dfsg.1-1ubuntu0.1~esm4","1.3.6+dfsg.1-1ubuntu0.1~esm5","1.3.6+dfsg.1-1ubuntu0.1~esm6","1.3.6+dfsg.1-1ubuntu0.1~esm7"],"ecosystem_specific":{"binaries":[{"binary_version":"1.3.6+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube"},{"binary_version":"1.3.6+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-core"},{"binary_version":"1.3.6+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-mysql"},{"binary_version":"1.3.6+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-pgsql"},{"binary_version":"1.3.6+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-plugins"},{"binary_version":"1.3.6+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-sqlite3"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15237.json"}},{"package":{"name":"roundcube","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/roundcube@1.4.3+dfsg.1-1ubuntu0.1~esm8?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.3+dfsg.1-1ubuntu0.1~esm8"}]}],"versions":["1.3.8+dfsg.1-2","1.3.10+dfsg.1-1","1.4.1+dfsg.1-2","1.4.2+dfsg.1-1","1.4.2+dfsg.1-2","1.4.3+dfsg.1-1","1.4.3+dfsg.1-1ubuntu0.1~esm1","1.4.3+dfsg.1-1ubuntu0.1~esm2","1.4.3+dfsg.1-1ubuntu0.1~esm3","1.4.3+dfsg.1-1ubuntu0.1~esm4","1.4.3+dfsg.1-1ubuntu0.1~esm5","1.4.3+dfsg.1-1ubuntu0.1~esm6","1.4.3+dfsg.1-1ubuntu0.1~esm7"],"ecosystem_specific":{"binaries":[{"binary_version":"1.4.3+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube"},{"binary_version":"1.4.3+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-core"},{"binary_version":"1.4.3+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-mysql"},{"binary_version":"1.4.3+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-pgsql"},{"binary_version":"1.4.3+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-plugins"},{"binary_version":"1.4.3+dfsg.1-1ubuntu0.1~esm8","binary_name":"roundcube-sqlite3"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15237.json"}},{"package":{"name":"roundcube","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/roundcube@1.5.0+dfsg.1-2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0+dfsg.1-2"}]}],"versions":["1.4.11+dfsg.1-4"],"ecosystem_specific":{"binaries":[{"binary_version":"1.5.0+dfsg.1-2","binary_name":"roundcube"},{"binary_version":"1.5.0+dfsg.1-2","binary_name":"roundcube-core"},{"binary_version":"1.5.0+dfsg.1-2","binary_name":"roundcube-mysql"},{"binary_version":"1.5.0+dfsg.1-2","binary_name":"roundcube-pgsql"},{"binary_version":"1.5.0+dfsg.1-2","binary_name":"roundcube-plugins"},{"binary_version":"1.5.0+dfsg.1-2","binary_name":"roundcube-sqlite3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-15237.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N"},{"type":"Ubuntu","score":"low"}]}