{"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_01M5NE1FY6SSPJVSEZRTW47PB4","modified_at":"2026-09-21T07:02:32.136713114Z","published_at":"2019-11-26T17:15:12.923Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-18677","https://security-tracker.debian.org/tracker/CVE-2019-18677"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-18677","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-18677"}],"summary":"An issue was discovered in Squid 3.x and 4.x through 4.8 when the append_domain setting is used (because the appended characters do not properly interact with hostname length restrictions). Due to inc"}