{"action":"Upgrade firefox to 84.0.1-r0 or later.","affected":[{"fixed":"84.0.1-r0","introduced":"0"}],"component":"firefox","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.16","exploited":false,"fixed_versions":["84.0.1-r0"],"id":"tcs_01M6GY9NP5Y661XWH6ZFBAV2GF","modified_at":"2026-11-03T06:32:45.592902586Z","published_at":"2021-01-07T14:15:11.893Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-26973","https://security.alpinelinux.org/vuln/CVE-2020-26973"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-26973#Alpine:v3.16/firefox","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-26973"}],"summary":"Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass. This vulnerability affects Firefox < 84, Thunderbird <"}