{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-0420", "assignerOrgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "state": "PUBLISHED", "assignerShortName": "NETGEAR", "dateReserved": "2025-12-03T04:16:27.690Z", "datePublished": "2026-06-09T15:50:53.619Z", "dateUpdated": "2026-06-11T05:19:09.117Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "shortName": "NETGEAR", "dateUpdated": "2026-06-11T05:19:09.117Z"}, "title": "Missing TLS certificate validation in NETGEAR's ReadyCloud client app", "datePublic": "2026-06-09T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-325", "description": "CWE-325 Missing cryptographic step", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-217", "descriptions": [{"lang": "en", "value": "CAPEC-217 Exploiting Incorrectly Configured SSL/TLS"}]}], "affected": [{"vendor": "NETGEAR", "product": "RAX120v1", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.2.9.52", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX120v2", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.2.9.52", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX35", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.6.106", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX38", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.6.106", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX40", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.6.106", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "An improper implementation of TLS certificate validation vulnerability found in NETGEAR's ReadyCloud client app which could allow an attacker to perform\u00a0attacker-in-the-middle (MiTM) style attacks impacting the product's confidentiality. 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If not, please check the firmware version and update it to the latest. Fixed in:\n\nProductFixed VersionRAX120v1 (EoS) V1.2.9.52 https://www.netgear.com/support/product/rax120v1 RAX120v2 Nighthawk AX12 12-Stream AX6000 WiFi Router V1.2.9.52 https://www.netgear.com/support/product/rax120v2/ RAX35 (EoS) Nighthawk AX4 4-Stream WiFi 6 Router V1.0.6.106 https://www.netgear.com/support/product/rax35/ RAX38 (EoS) Nighthawk AX4 4-Stream AX3000 WiFi Router V1.0.6.106 https://www.netgear.com/support/product/rax38/ RAX40 (EoS) Nighthawk AX4 4-Stream WiFi Router V1.0.6.106 https://www.netgear.com/support/product/rax40/ \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><thead><tr><th>Product</th><th>Fixed Version</th></tr></thead><tbody><tr><td><b>RAX120v1 (EoS)</b></td><td><a href=\"https://www.netgear.com/support/product/rax120v1\">V1.2.9.52</a></td></tr><tr><td><b>RAX120v2</b> Nighthawk AX12 12-Stream AX6000 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax120v2/\">V1.2.9.52</a></td></tr><tr><td><b>RAX35 (EoS)</b> Nighthawk AX4 4-Stream WiFi 6 Router</td><td><a href=\"https://www.netgear.com/support/product/rax35/\">V1.0.6.106</a></td></tr><tr><td><b>RAX38 (EoS)</b> Nighthawk AX4 4-Stream AX3000 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax38/\">V1.0.6.106</a></td></tr><tr><td><b>RAX40 (EoS)</b> Nighthawk AX4 4-Stream WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax40/\">V1.0.6.106</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": "talsonor", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.3"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-09T17:22:54.642384Z", "id": "CVE-2026-0420", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-09T17:23:31.036Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-0420", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-09T17:22:54.642384Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-09T17:23:12.088Z"}}], "cna": {"title": "Missing TLS certificate validation in NETGEAR's ReadyCloud client app", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "talsonor"}], "impacts": [{"capecId": "CAPEC-217", "descriptions": [{"lang": "en", "value": "CAPEC-217 Exploiting Incorrectly Configured SSL/TLS"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 4.6, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U", "exploitMaturity": "UNREPORTED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "NETGEAR", "product": "RAX120v1", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.2.9.52", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX120v2", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.2.9.52", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX35", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.6.106", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX38", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.6.106", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX40", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.0.6.106", "versionType": "custom"}], "defaultStatus": "unaffected"}], "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 VersionRAX120v1 (EoS) V1.2.9.52 https://www.netgear.com/support/product/rax120v1 RAX120v2 Nighthawk AX12 12-Stream AX6000 WiFi Router V1.2.9.52 https://www.netgear.com/support/product/rax120v2/ RAX35 (EoS) Nighthawk AX4 4-Stream WiFi 6 Router V1.0.6.106 https://www.netgear.com/support/product/rax35/ RAX38 (EoS) Nighthawk AX4 4-Stream AX3000 WiFi Router V1.0.6.106 https://www.netgear.com/support/product/rax38/ RAX40 (EoS) Nighthawk AX4 4-Stream WiFi Router V1.0.6.106 https://www.netgear.com/support/product/rax40/ \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", "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><thead><tr><th>Product</th><th>Fixed Version</th></tr></thead><tbody><tr><td><b>RAX120v1 (EoS)</b></td><td><a href=\"https://www.netgear.com/support/product/rax120v1\">V1.2.9.52</a></td></tr><tr><td><b>RAX120v2</b> Nighthawk AX12 12-Stream AX6000 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax120v2/\">V1.2.9.52</a></td></tr><tr><td><b>RAX35 (EoS)</b> Nighthawk AX4 4-Stream WiFi 6 Router</td><td><a href=\"https://www.netgear.com/support/product/rax35/\">V1.0.6.106</a></td></tr><tr><td><b>RAX38 (EoS)</b> Nighthawk AX4 4-Stream AX3000 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax38/\">V1.0.6.106</a></td></tr><tr><td><b>RAX40 (EoS)</b> Nighthawk AX4 4-Stream WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax40/\">V1.0.6.106</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>", "base64": false}]}], "datePublic": "2026-06-09T00:00:00.000Z", "references": [{"url": "https://www.netgear.com/support/product/rax35/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax38/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax40/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax120v2/", "tags": ["product", "patch"]}, {"url": "https://kb.netgear.com/000070811/June-2026-NETGEAR-Security-Advisory", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 1.0.3"}, "descriptions": [{"lang": "en", "value": "An improper implementation of TLS certificate validation vulnerability found in NETGEAR's ReadyCloud client app which could allow an attacker to perform\u00a0attacker-in-the-middle (MiTM) style attacks impacting the product's confidentiality. 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