{"action":"Upgrade librewolf to 85.0-r0 or later.","affected":[{"fixed":"85.0-r0","introduced":"0"}],"component":"librewolf","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.22","exploited":false,"fixed_versions":["85.0-r0"],"id":"tcs_01M6GNZXFJ5M80VZX5NZCKXTSB","modified_at":"2026-11-03T06:32:28.615816155Z","published_at":"2021-02-26T03:15:13.853Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-23959","https://security.alpinelinux.org/vuln/CVE-2021-23959"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-23959#Alpine:v3.22/librewolf","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-23959"}],"summary":"An XSS bug in internal error pages could have led to various spoofing attacks, including other error pages and the address bar. Note: This issue only affected Firefox for Android. Other operating syst"}