{"id":"CVE-2025-59023","summary":"Crafted delegations or IP fragments can poison cached delegations in Recursor","details":"Crafted delegations or IP fragments can poison cached delegations in Recursor.","modified":"2026-07-15T01:48:59.022157430Z","published":"2026-02-09T14:44:19.331Z","database_specific":{"cna_assigner":"OX","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59023.json"},"references":[{"type":"WEB","url":"https://repo.powerdns.com/"},{"type":"ADVISORY","url":"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-06.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59023.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59023"},{"type":"PACKAGE","url":"https://github.com/PowerDNS/pdns"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/powerdns/pdns","events":[{"introduced":"f6109dd21a7e7a936912a5c7605a88b4f10719b3"},{"fixed":"465c37fad1947f5ef533816ed34b41aef5d935f0"},{"introduced":"544037cd123e8662877b5dc0b7963f5a094a2faf"},{"fixed":"7d228e3ddad548e4f8fd179da7fdb739ee456559"},{"introduced":"ff33413345dc6a826ff0f37f0c78cd60cdf15689"},{"fixed":"74e6f92a901080d102f5f0d6e3588373704e2539"}],"database_specific":{"extracted_events":[{"introduced":"5.1.0"},{"fixed":"5.1.8"},{"introduced":"5.2.0"},{"fixed":"5.2.6"},{"introduced":"5.3.0"},{"fixed":"5.3.1"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*"}}],"versions":["rec-5.2.5","rec-5.3.0","rec-5.2.4","rec-5.1.7","rec-5.1.6","rec-5.2.2","rec-5.1.4","rec-5.2.0","rec-5.1.3","rec-5.1.1","rec-5.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-59023.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L"}]}