{"action":"Upgrade squid to 4.9-1 or later.","affected":[{"fixed":"4.9-1","introduced":"0"}],"component":"squid","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.9-1"],"id":"tcs_01M5NE1R7NJBXT6ZFCZ8G5FZBC","modified_at":"2026-09-21T07:01:54.477406651Z","published_at":"2020-03-20T21:15:16.547Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-18860","https://security-tracker.debian.org/tracker/CVE-2019-18860"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-18860","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-18860"}],"summary":"Squid before 4.9, when certain web browsers are used, mishandles HTML in the host (aka hostname) parameter to cachemgr.cgi."}