{"action":"Upgrade squid to 3.5.27-r2 or later.","affected":[{"fixed":"3.5.27-r2","introduced":"0"}],"component":"squid","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.18","exploited":false,"fixed_versions":["3.5.27-r2"],"id":"tcs_01M5N9YP2MRARWN1KMBY3K4CDQ","modified_at":"2026-10-23T17:17:55.148447812Z","published_at":"2018-02-09T23:29:00.870Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-1000027","https://security.alpinelinux.org/vuln/CVE-2018-1000027"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-1000027#Alpine:v3.18/squid","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-1000027"}],"summary":"The Squid Software Foundation Squid HTTP Caching Proxy version prior to version 4.0.23 contains a NULL Pointer Dereference vulnerability in HTTP Response X-Forwarded-For header processing that can res"}