{"action":"Upgrade apache2 to 2.4.25-1 or later.","affected":[{"fixed":"2.4.25-1","introduced":"0"}],"component":"apache2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.4.25-1"],"id":"tcs_01M5NBM7X1VH02N40GWHPVMJQK","modified_at":"2026-09-22T07:02:59.969800653Z","published_at":"2018-08-14T12:29:00.220Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-4975","https://security-tracker.debian.org/tracker/CVE-2016-4975"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-4975","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-4975"}],"summary":"Possible CRLF injection allowing HTTP response splitting attacks for sites which use mod_userdir. This issue was mitigated by changes made in 2.4.25 and 2.2.32 which prohibit CR or LF injection into t"}