{"id":"UBUNTU-CVE-2019-18860","details":"Squid before 4.9, when certain web browsers are used, mishandles HTML in the host (aka hostname) parameter to cachemgr.cgi.","modified":"2026-02-04T03:54:40.637197Z","published":"2020-03-20T21:15:00Z","related":["USN-4356-1"],"upstream":["CVE-2019-18860"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-18860"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4356-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-18860"}],"affected":[{"package":{"name":"squid3","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/squid3@3.5.12-1ubuntu7.11?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.12-1ubuntu7.11"}]}],"versions":["3.3.8-1ubuntu16","3.3.8-1ubuntu17","3.5.12-1ubuntu6","3.5.12-1ubuntu7","3.5.12-1ubuntu7.1","3.5.12-1ubuntu7.2","3.5.12-1ubuntu7.3","3.5.12-1ubuntu7.4","3.5.12-1ubuntu7.5","3.5.12-1ubuntu7.6","3.5.12-1ubuntu7.7","3.5.12-1ubuntu7.8","3.5.12-1ubuntu7.9","3.5.12-1ubuntu7.10"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.5.12-1ubuntu7.11","binary_name":"squid"},{"binary_version":"3.5.12-1ubuntu7.11","binary_name":"squid-cgi"},{"binary_version":"3.5.12-1ubuntu7.11","binary_name":"squid-common"},{"binary_version":"3.5.12-1ubuntu7.11","binary_name":"squid-purge"},{"binary_version":"3.5.12-1ubuntu7.11","binary_name":"squid3"},{"binary_version":"3.5.12-1ubuntu7.11","binary_name":"squidclient"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18860.json"}},{"package":{"name":"squid3","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/squid3@3.5.27-1ubuntu1.6?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.27-1ubuntu1.6"}]}],"versions":["3.5.23-5ubuntu1","3.5.23-5ubuntu2","3.5.27-1ubuntu1","3.5.27-1ubuntu1.1","3.5.27-1ubuntu1.2","3.5.27-1ubuntu1.3","3.5.27-1ubuntu1.4","3.5.27-1ubuntu1.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.5.27-1ubuntu1.6","binary_name":"squid"},{"binary_version":"3.5.27-1ubuntu1.6","binary_name":"squid-cgi"},{"binary_version":"3.5.27-1ubuntu1.6","binary_name":"squid-common"},{"binary_version":"3.5.27-1ubuntu1.6","binary_name":"squid-purge"},{"binary_version":"3.5.27-1ubuntu1.6","binary_name":"squid3"},{"binary_version":"3.5.27-1ubuntu1.6","binary_name":"squidclient"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18860.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"low"}]}