{"action":"Upgrade nginx to 1.20.1-r1 or later.","affected":[{"fixed":"1.20.1-r1","introduced":"0"}],"component":"nginx","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.22","exploited":false,"fixed_versions":["1.20.1-r1"],"id":"tcs_01M5NDAPRABZ3EVPPS9YA2ETM3","modified_at":"2026-10-23T17:17:56.199330427Z","published_at":"2022-03-23T20:15:09.833Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-3618","https://security.alpinelinux.org/vuln/CVE-2021-3618"],"severity":{"label":"high","score":7.4},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-3618#Alpine:v3.22/nginx","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-3618"}],"summary":"ALPACA is an application layer protocol content confusion attack, exploiting TLS servers implementing different protocols but using compatible certificates, such as multi-domain or wildcard certificat"}