{"action":"Upgrade unbound to 1.25.2-r0 or later.","affected":[{"fixed":"1.25.2-r0","introduced":"1.23.0"}],"component":"unbound","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["1.25.2-r0"],"id":"tcs_01M5NFVRQV4QR2AKP697DDND4D","modified_at":"2026-10-01T02:17:49.349430178Z","published_at":"2026-07-22T14:17:21.663Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-55973","https://security.alpinelinux.org/vuln/CVE-2026-55973"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-55973#Alpine:v3.24/unbound","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-55973"}],"summary":"In NLnet Labs Unbound 1.23.0 up to and including 1.25.1, when 'dns-error-reporting: yes' is set, the EDNS Report-Channel option (code 18) from the last upstream response is read and uses the option's"}