{"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":"2026-08-12T07:17:16.418Z"},"containers":{"cna":{"providerMetadata":{"orgId":"a2826606-91e7-4eb6-899e-8484bd4575d5","shortName":"NETGEAR","dateUpdated":"2026-08-12T07:17:16.418Z"},"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":"RAX49S","versions":[{"status":"affected","version":"0","lessThan":"V1.1.6.36","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"NETGEAR","product":"RAX50","versions":[{"status":"affected","version":"0","lessThan":"V1.1.6.36","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"NETGEAR","product":"RAX50v2","versions":[{"status":"affected","version":"0","lessThan":"V1.1.6.36","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"NETGEAR","product":"RAX54S","versions":[{"status":"affected","version":"0","lessThan":"V1.1.6.36","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"NETGEAR","product":"RAX54Sv2","versions":[{"status":"affected","version":"0","lessThan":"V1.1.6.36","versionType":"custom"}],"defaultStatus":"unaffected"}],"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.","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"]},{"url":"https://kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory","tags":["vendor-advisory","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"}}]}}