{"id":"USN-4089-1","summary":"ruby-rack vulnerability","details":"It was discovered that Rack incorrectly handled carefully crafted requests. A\nremote attacker could use this issue to execute a cross-site scripting (XSS)\nattack.\n","modified":"2026-02-10T04:41:35Z","published":"2019-08-07T16:44:21Z","related":["UBUNTU-CVE-2018-16471"],"upstream":["CVE-2018-16471","UBUNTU-CVE-2018-16471"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4089-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16471"}],"affected":[{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@1.6.4-3ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.4-3ubuntu0.1"}]}],"versions":["1.5.2-4","1.6.4-2","1.6.4-3"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.4-3ubuntu0.1","binary_name":"ruby-rack"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2018-16471","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4089-1.json"}},{"package":{"name":"ruby-rack","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ruby-rack@1.6.4-4ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.4-4ubuntu0.1"}]}],"versions":["1.6.4-4"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.4-4ubuntu0.1","binary_name":"ruby-rack"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2018-16471","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4089-1.json"}}],"schema_version":"1.7.3"}