{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-113363", "assignerOrgId": "f2760a35-e0d8-4637-ac4c-cc1a2de3e282", "state": "PUBLISHED", "assignerShortName": "NEC", "dateReserved": "2026-10-20T01:52:26.266Z", "datePublished": "2026-11-09T04:12:35.450Z", "dateUpdated": "2026-11-09T04:12:35.450Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f2760a35-e0d8-4637-ac4c-cc1a2de3e282", "shortName": "NEC", "dateUpdated": "2026-11-09T04:12:35.450Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-749", "description": "CWE-749 Exposed dangerous method or function", "type": "CWE"}]}], "affected": [{"vendor": "NEC Corporation", "product": "WebSAM WinShare", "versions": [{"status": "affected", "version": "Ver 7.2.0 through 7.5.0, Ver 7.6.0 and Ver 7.7.0 through 7.7.2"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper Input Validation in the network communication processing in NEC Corporation WebSAM WinShare Ver 7.2.0 through 7.5.0, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 on Windows allows a remote unauthenticated attacker to execute arbitrary commands with SYSTEM privileges via a crafted network packet sent to the computer on which WinShare is running.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper Input Validation in the network communication processing in NEC Corporation WebSAM WinShare Ver 7.2.0 through 7.5.0, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 on Windows allows a remote unauthenticated attacker to execute arbitrary commands with SYSTEM privileges via a crafted network packet sent to the computer on which WinShare is running."}]}], "references": [{"url": "https://jpn.nec.com/security-info/secinfo/nv26-006_en.html"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "credits": [{"lang": "en", "value": "reported by Ruslan Sayfiev and Denis Faiustov of Fujitsu Limited, and Masahiro Kawada.", "user": "00000000-0000-4000-9000-000000000000", "type": "reporter"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "WebSAM WinShare", "vendor": "NEC Corporation", "versions": [{"status": "affected", "version": "Ver 7.2.0 through 7.5.0, Ver 7.6.0 and Ver 7.7.0 through 7.7.2"}]}], "source": "psirt-info@cyber.jp.nec.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Input Validation in the network communication processing in NEC Corporation WebSAM WinShare Ver 7.2.0 through 7.5.0, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 on Windows allows a remote unauthenticated attacker to execute arbitrary commands with SYSTEM privileges via a crafted network packet sent to the computer on which WinShare is running."}], "id": "CVE-2026-113363", "lastModified": "2026-11-09T05:18:26.107", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "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": "NONE", "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:N/UI:N/VC:H/VI:H/VA:H/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": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "psirt-info@cyber.jp.nec.com", "type": "Secondary"}]}, "published": "2026-11-09T05:18:26.107", "references": [{"source": "psirt-info@cyber.jp.nec.com", "url": "https://jpn.nec.com/security-info/secinfo/nv26-006_en.html"}], "sourceIdentifier": "psirt-info@cyber.jp.nec.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-749"}], "source": "psirt-info@cyber.jp.nec.com", "type": "Secondary"}]}

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