{"action":"Upgrade firefox-esr to 115.6.0-r0 or later.","affected":[{"fixed":"115.6.0-r0","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["115.6.0-r0"],"id":"tcs_01M6GXV5BX67ZD3KV8TEDADJF0","modified_at":"2026-11-03T06:32:44.512108916Z","published_at":"2023-12-19T14:15:07.650Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2023-6863","https://security.alpinelinux.org/vuln/CVE-2023-6863"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2023-6863#Alpine:v3.23/firefox-esr","url":"https://osv.dev/vulnerability/ALPINE-CVE-2023-6863"}],"summary":"The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thund"}