{"id":"CVE-2026-123582","title":"Hickory DNS 0.25.0 before 0.26.2 DNSSEC Validation Bypass via SOA Record","summary":"The validating recursive resolver and validating forwarder in Hickory DNS (hickory-server) 0.25.0 before 0.26.2 do not check whether the SOA record passed DNSSEC validation when assembling NXDOMAIN or NODATA responses. An attacker able t…","severity":"low","cvss":3.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","cvssSource":"cna","cwe":["CWE-345"],"vendor":"hickory-dns","product":"hickory-dns","affected":["hickory-dns >= 0.25.0 < 0.26.2"],"published":"2026-11-08","updated":"2026-11-08","sourceUpdated":"2026-11-08T01:38:16.186Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-123582","references":[{"url":"https://github.com/hickory-dns/hickory-dns/security/advisories/GHSA-8hq4-5836-w6q4","label":"GitHub Security Advisory (GHSA-8hq4-5836-w6q4)"},{"url":"https://www.vulncheck.com/advisories/hickory-dns-0.25.0-before-0.26.2-dnssec-validation-bypass-via-soa-record","label":"VulnCheck Advisory: Hickory DNS 0.25.0 before 0.26.2 DNSSEC Validation Bypass via SOA Record"}],"tags":["cve.org"],"ingestedAt":"2026-11-08T02:43:18.650Z","slug":"CVE-2026-123582","body":"## Overview\n\nThe validating recursive resolver and validating forwarder in Hickory DNS (hickory-server) 0.25.0 before 0.26.2 do not check whether the SOA record passed DNSSEC validation when assembling NXDOMAIN or NODATA responses. An attacker able to supply forged DNS responses can have a forged SOA record returned to clients with the AD bit set, misleading clients that rely on the server's DNSSEC validation.\n\n## Affected\n\n- `hickory-dns >= 0.25.0 < 0.26.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":20,"depthScoreParts":{"impact":20.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}