{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-11730", "assignerOrgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "state": "PUBLISHED", "assignerShortName": "NETGEAR", "dateReserved": "2026-06-09T02:46:38.130Z", "datePublished": "2026-10-13T14:38:16.110Z", "dateUpdated": "2026-10-13T16:40:22.452Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "shortName": "NETGEAR", "dateUpdated": "2026-10-13T16:40:22.452Z"}, "title": "Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models", "datePublic": "2026-10-13T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-335", "description": "CWE-335 Incorrect usage of seeds in Pseudo-Random number generator (PRNG)", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-593", "descriptions": [{"lang": "en", "value": "CAPEC-593 Session Hijacking"}]}], "affected": [{"vendor": "NETGEAR", "product": "EX3700", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.0.102", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "EX6120", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.1.74", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.&nbsp;</p>"}]}], "references": [{"url": "https://www.netgear.com/support/product/ex3700", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/ex6120", "tags": ["product", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "UNREPORTED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "DIFFUSE", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "AMBER", "version": "4.0", "baseSeverity": "LOW", "baseScore": 2.1, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 5.4, "vectorString": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N"}}], "solutions": [{"lang": "en", "value": "Devices with automatic updates enabled may already have this patch applied. If not, please check the firmware version and update it to the latest. Fixed in:\n\nProductFixed VersionEX3700 (EoS) AC750 WiFi Range Extender Essentials Edition V1.0.0.102 https://www.netgear.com/support/product/ex3700 EX6120 AC1200 Dual Band WiFi Range Extender V1.0.1.74 https://www.netgear.com/support/product/ex6120 \n\nModels marked (EoS) have reached End-of-Support phase, and no security updates are planned. NETGEAR strongly recommends that you retire these devices and upgrade to a newer NETGEAR device for continued security support.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Devices with automatic updates enabled may already have this patch applied. If not, please check the firmware version and update it to the latest. Fixed in:</p><table style=\"border-collapse:collapse;\"><thead><tr><th style=\"border:1px solid gray;padding:4px 8px;text-align:left;\">Product</th><th style=\"border:1px solid gray;padding:4px 8px;text-align:left;\">Fixed Version</th></tr></thead><tbody><tr><td style=\"border:1px solid gray;padding:4px 8px;text-align:left;\"><b>EX3700 (EoS)</b> AC750 WiFi Range Extender Essentials Edition</td><td style=\"border:1px solid gray;padding:4px 8px;text-align:left;\"><a href=\"https://www.netgear.com/support/product/ex3700\">V1.0.0.102</a></td></tr><tr><td style=\"border:1px solid gray;padding:4px 8px;text-align:left;\"><b>EX6120</b> AC1200 Dual Band WiFi Range Extender</td><td style=\"border:1px solid gray;padding:4px 8px;text-align:left;\"><a href=\"https://www.netgear.com/support/product/ex6120\">V1.0.1.74</a></td></tr></tbody></table><p>Models marked (EoS) have reached End-of-Support phase, and no security updates are planned. NETGEAR strongly recommends that you retire these devices and upgrade to a newer NETGEAR device for continued security support.</p>"}]}], "credits": [{"lang": "en", "value": "KDec5ae262-35b5-41c5-9bc1-91ad34145487 and Austin Turecek (Collaborator)", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "EX3700", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.0.0.102", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "EX6120", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.0.1.74", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal."}], "id": "CVE-2026-11730", "lastModified": "2026-10-13T15:17:43.340", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.5, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "UNREPORTED", "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": "LOW", "providerUrgency": "AMBER", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "DIFFUSE", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/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:D/RE:L/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "LOW"}, "source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "type": "Secondary"}]}, "published": "2026-10-13T15:17:43.340", "references": [{"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/ex3700"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/ex6120"}], "sourceIdentifier": "a2826606-91e7-4eb6-899e-8484bd4575d5", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-335"}], "source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "type": "Secondary"}]}

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