{"action":"Upgrade pdns-recursor to 5.3.6-r0 or later.","affected":[{"fixed":"5.3.6-r0","introduced":"0"}],"component":"pdns-recursor","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["5.3.6-r0"],"id":"tcs_01M6H2BQZ83M0K96D80BQADWEM","modified_at":"2026-11-03T06:32:54.127388350Z","published_at":"2026-04-22T10:16:51.857Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-33261","https://security.alpinelinux.org/vuln/CVE-2026-33261"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-33261","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-33261"}],"summary":"A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service."}