CVE-2026-42005

{"id": "CVE-2026-42005", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-42005", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-25T13:03:44.259390Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@open-xchange.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@open-xchange.com", "affectedData": [{"repo": "https://github.com/PowerDNS/pdns", "vendor": "PowerDNS", "modules": ["YaHTTP"], "product": "Authoritative", "versions": [{"status": "affected", "version": "4.9.0", "lessThan": "4.9.16", "versionType": "semver"}, {"status": "affected", "version": "5.0.0", "lessThan": "5.0.6", "versionType": "semver"}, {"status": "affected", "version": "5.1.0", "lessThan": "5.1.2", "versionType": "semver"}], "packageName": "pdns", "programFiles": ["ext/yahttp/yahttp/reqresp.cpp"], "collectionURL": "https://repo.powerdns.com/", "defaultStatus": "unaffected"}]}], "published": "2026-06-25T12:16:47.350", "references": [{"url": "https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-2026-07.html", "source": "security@open-xchange.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "An attacker can send a web request that causes unlimited memory \nallocation in the internal web server, leading to a denial of service. \nThe internal web server is disabled by default."}], "lastModified": "2026-06-25T16:00:30.783", "sourceIdentifier": "security@open-xchange.com"}