{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-15757", "assignerOrgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "state": "PUBLISHED", "assignerShortName": "NETGEAR", "dateReserved": "2026-07-14T16:28:54.296Z", "datePublished": "2026-07-14T17:46:15.979Z", "dateUpdated": "2026-07-14T18:02:34.655Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "shortName": "NETGEAR", "dateUpdated": "2026-07-14T18:02:34.655Z"}, "title": "Insufficient input validation vulnerability in NETGEAR DGND3700v1 modem router", "datePublic": "2026-07-14T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-20", "description": "CWE-20 Improper input validation", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-248", "descriptions": [{"lang": "en", "value": "CAPEC-248 Command Injection"}]}, {"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100 Overflow Buffers"}]}], "affected": [{"vendor": "NETGEAR", "product": "DGND3700v1", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "V1.0.0.17", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.\n\n\n\nThis issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.</p><p><span>This issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.</span></p>"}]}], "tags": ["unsupported-when-assigned"], "references": [{"url": "https://www.netgear.com/support/product/dgnd3700v1"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "UNREPORTED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "DIFFUSE", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "AMBER", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6.3, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber"}}], "solutions": [{"lang": "en", "value": "NETGEAR\u00a0DGND3700v1\u00a0has reached End-of-Support phase, and no further security\n updates are planned. NETGEAR\u00a0strongly recommends replacing these \ndevices with newer NETGEAR models to ensure continued security support \nand updates.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>NETGEAR&nbsp;DGND3700v1&nbsp;has reached End-of-Support phase, and no further security\n updates are planned. NETGEAR&nbsp;strongly recommends replacing these \ndevices with newer NETGEAR models to ensure continued security support \nand updates.</p>"}]}], "credits": [{"lang": "en", "value": "Security Research Center (SRC) @ Concordia University", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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