{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-62858", "assignerOrgId": "2fd009eb-170a-4625-932b-17a53af1051f", "state": "PUBLISHED", "assignerShortName": "qnap", "dateReserved": "2025-10-24T02:43:49.269Z", "datePublished": "2026-06-09T06:17:30.787Z", "dateUpdated": "2026-06-09T06:17:30.787Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "QTS", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "5.2.9.3410 build 20260214", "status": "affected", "version": "5.2.0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "QuTS hero", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "h5.2.9.3410 build 20260214", "status": "affected", "version": "h5.2.0", "versionType": "custom"}, {"lessThan": "h5.3.4.3500 build 20260520", "status": "affected", "version": "h5.3.0", "versionType": "custom"}, {"lessThan": "h6.0.0.3397 build 20260206", "status": "affected", "version": "?", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "value": "coral"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes.<br><br>We have already fixed the vulnerability in the following versions:<br>QTS 5.2.9.3410 build 20260214 and later<br>QuTS hero h5.2.9.3410 build 20260214 and later<br>QuTS hero h5.3.4.3500 build 20260520 and later<br>QuTS hero h6.0.0.3397 build 20260206 and later<br>"}], "value": "A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.2.9.3410 build 20260214 and later\nQuTS hero h5.2.9.3410 build 20260214 and later\nQuTS hero h5.3.4.3500 build 20260520 and later\nQuTS hero h6.0.0.3397 build 20260206 and later"}], "impacts": [{"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100"}]}], "metrics": [{"cvssV4_0": {"attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 5.1, "baseSeverity": "MEDIUM", "exploitMaturity": "UNREPORTED", "privilegesRequired": "HIGH", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "description": "CWE-121", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "2fd009eb-170a-4625-932b-17a53af1051f", "shortName": "qnap", "dateUpdated": "2026-06-09T06:17:30.787Z"}, "references": [{"url": "https://www.qnap.com/en/security-advisory/qsa-26-10"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "We have already fixed the vulnerability in the following versions:<br>QTS 5.2.9.3410 build 20260214 and later<br>QuTS hero h5.2.9.3410 build 20260214 and later<br>QuTS hero h5.3.4.3500 build 20260520 and later<br>QuTS hero h6.0.0.3397 build 20260206 and later<br>"}], "value": "We have already fixed the vulnerability in the following versions:\nQTS 5.2.9.3410 build 20260214 and later\nQuTS hero h5.2.9.3410 build 20260214 and later\nQuTS hero h5.3.4.3500 build 20260520 and later\nQuTS hero h6.0.0.3397 build 20260206 and later"}], "source": {"advisory": "QSA-26-10", "discovery": "EXTERNAL"}, "title": "QTS, QuTS hero", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.2.9.3410 build 20260214 and later\nQuTS hero h5.2.9.3410 build 20260214 and later\nQuTS hero h5.3.4.3500 build 20260520 and later\nQuTS hero h6.0.0.3397 build 20260206 and later"}], "id": "CVE-2025-62858", "lastModified": "2026-06-09T08:16:26.503", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.1, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-06-09T08:16:26.503", "references": [{"source": "[email protected]", "url": "https://www.qnap.com/en/security-advisory/qsa-26-10"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "[email protected]", "type": "Primary"}]}

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