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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient Validation of Names During AXFR"}], "id": "CVE-2026-42000", "lastModified": "2026-05-21T10:16:25.563", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 4.0, "source": "security@open-xchange.com", "type": "Secondary"}]}, "published": "2026-05-21T10:16:25.563", "references": [{"source": "security@open-xchange.com", "url": "https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-2026-06.html"}], "sourceIdentifier": "security@open-xchange.com", "vulnStatus": "Received"}

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