{"action":"Upgrade firefox to 76.0-r0 or later.","affected":[{"fixed":"76.0-r0","introduced":"0"}],"component":"firefox","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.12","exploited":false,"fixed_versions":["76.0-r0"],"id":"tcs_01M6GPZDSECPR8VN14SZ5DEX5X","modified_at":"2026-11-03T06:32:30.551593722Z","published_at":"2020-05-26T18:15:11.230Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-12390","https://security.alpinelinux.org/vuln/CVE-2020-12390"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-12390","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-12390"}],"summary":"Incorrect origin serialization of URLs with IPv6 addresses could lead to incorrect security checks. This vulnerability affects Firefox < 76."}