{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-11733", "assignerOrgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "state": "PUBLISHED", "assignerShortName": "NETGEAR", "dateReserved": "2026-06-09T02:46:42.319Z", "datePublished": "2026-08-11T15:06:11.758Z", "dateUpdated": "2026-08-11T19:42:59.328Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "a2826606-91e7-4eb6-899e-8484bd4575d5", "shortName": "NETGEAR", "dateUpdated": "2026-08-11T15:06:11.758Z"}, "title": "Buffer overflow vulnerability in some NETGEAR Nighthawk routers", "datePublic": "2026-08-11T15:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-121", "description": "CWE-121 Stack-based buffer overflow", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100 Overflow Buffers"}]}], "affected": [{"vendor": "NETGEAR", "product": "RAX41", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.1.6.36", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX41v2", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.1.6.36", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX42", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.1.6.36", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX42v2", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.1.6.36", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX43", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.1.6.36", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": "RAX43v2", "versions": [{"status": "affected", "version": "0", "lessThan": "V1.1.6.36", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "NETGEAR", "product": 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temporarily interrupt the normal operation of the affected device.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>\n\n</p><p>\n\n</p><p>\n\n</p><p>A buffer overflow vulnerability in the listed NETGEAR models allows a device administrator to temporarily interrupt the normal operation of the affected device.</p>"}]}], "references": [{"url": "https://www.netgear.com/support/product/rax41/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax41v2/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax43/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax42/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax42v2/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax50/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax50v2/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax43v2/", "tags": ["product", "patch"]}, {"url": "https://www.netgear.com/support/product/rax49s/", "tags": ["product", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "UNREPORTED", "Safety": "NOT_DEFINED", "Automatable": "NO", "Recovery": "USER", "valueDensity": "DIFFUSE", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "AMBER", "version": "4.0", "baseSeverity": "LOW", "baseScore": 1.1, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:L/U:Amber"}}], "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 VersionRAX41 (EoS) Nighthawk AX5 5-Stream AX3600 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax41/ RAX41v2 Nighthawk AX5 5-Stream AX3600 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax41v2/ RAX42 (EoS) Nighthawk AX5 5-Stream AX4200 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax42/ RAX42v2 Nighthawk AX5 5-Stream AX4200 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax42v2/ RAX43 Nighthawk AX5 5-Stream AX4200 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax43/ RAX43v2 Nighthawk AX5 5-Stream AX4200 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax43v2/ RAX49S Nighthawk AX6 6-Stream AX5300 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax49s/ RAX50 Nighthawk AX6 6-Stream AX5400 WiFi 6 Router V1.1.6.36 https://www.netgear.com/support/product/rax50/ RAX50v2 Nighthawk AX6 6-Stream AX5400 WiFi 6 Router V1.1.6.36 https://www.netgear.com/support/product/rax50v2/ RAX54S Nighthawk AX6 6-Stream AX5400 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax54s/ RAX54Sv2 Nighthawk AX6 6-Stream AX5400 WiFi Router V1.1.6.36 https://www.netgear.com/support/product/rax54sv2/ \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>RAX41 (EoS)</b> Nighthawk AX5 5-Stream AX3600 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax41/\">V1.1.6.36</a></td></tr><tr><td><b>RAX41v2</b> Nighthawk AX5 5-Stream AX3600 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax41v2/\">V1.1.6.36</a></td></tr><tr><td><b>RAX42 (EoS)</b> Nighthawk AX5 5-Stream AX4200 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax42/\">V1.1.6.36</a></td></tr><tr><td><b>RAX42v2</b> Nighthawk AX5 5-Stream AX4200 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax42v2/\">V1.1.6.36</a></td></tr><tr><td><b>RAX43</b> Nighthawk AX5 5-Stream AX4200 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax43/\">V1.1.6.36</a></td></tr><tr><td><b>RAX43v2</b> Nighthawk AX5 5-Stream AX4200 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax43v2/\">V1.1.6.36</a></td></tr><tr><td><b>RAX49S</b> Nighthawk AX6 6-Stream AX5300 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax49s/\">V1.1.6.36</a></td></tr><tr><td><b>RAX50</b> Nighthawk AX6 6-Stream AX5400 WiFi 6 Router</td><td><a href=\"https://www.netgear.com/support/product/rax50/\">V1.1.6.36</a></td></tr><tr><td><b>RAX50v2</b> Nighthawk AX6 6-Stream AX5400 WiFi 6 Router</td><td><a href=\"https://www.netgear.com/support/product/rax50v2/\">V1.1.6.36</a></td></tr><tr><td><b>RAX54S</b> Nighthawk AX6 6-Stream AX5400 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax54s/\">V1.1.6.36</a></td></tr><tr><td><b>RAX54Sv2</b> Nighthawk AX6 6-Stream AX5400 WiFi Router</td><td><a href=\"https://www.netgear.com/support/product/rax54sv2/\">V1.1.6.36</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": "tmotfl", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.3"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-11T19:25:27.107315Z", "id": "CVE-2026-11733", "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": "2026-08-11T19:42:59.328Z"}}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "RAX41", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX41v2", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX42", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX42v2", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX43", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX43v2", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX49S", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX50", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX50v2", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX54S", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unaffected", "product": "RAX54Sv2", "vendor": "NETGEAR", "versions": [{"lessThan": "V1.1.6.36", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A buffer overflow vulnerability in the listed NETGEAR models allows a device administrator to temporarily interrupt the normal operation of the affected device."}], "id": "CVE-2026-11733", "lastModified": "2026-08-11T16:17:26.917", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NO", "Recovery": "USER", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 1.1, "baseSeverity": "LOW", "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": "HIGH", "providerUrgency": "AMBER", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "DIFFUSE", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/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:N/R:U/V:D/RE:L/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "LOW"}, "source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "type": "Secondary"}]}, "published": "2026-08-11T16:17:26.917", "references": [{"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax41/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax41v2/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax42/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax42v2/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax43/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax43v2/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax49s/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax50/"}, {"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "url": "https://www.netgear.com/support/product/rax50v2/"}], "sourceIdentifier": "a2826606-91e7-4eb6-899e-8484bd4575d5", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "type": "Secondary"}]}

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