{"action":"Upgrade apache2 to 2.4.51-r0 or later.","affected":[{"fixed":"2.4.51-r0","introduced":"0"}],"component":"apache2","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.17","exploited":false,"fixed_versions":["2.4.51-r0"],"id":"tcs_01M5NDG6CSN0C7G71JA6PFVPTP","modified_at":"2026-10-23T17:17:56.217356615Z","published_at":"2021-10-07T16:15:09.270Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-42013","https://security.alpinelinux.org/vuln/CVE-2021-42013"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-42013#Alpine:v3.17/apache2","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-42013"}],"summary":"It was found that the fix for CVE-2021-41773 in Apache HTTP Server 2.4.50 was insufficient. An attacker could use a path traversal attack to map URLs to files outside the directories configured by Ali"}