{"id":"CVE-2026-9218","state":"PUBLISHED","title":"Insufficient input validation vulnerability in Certain NETGEAR routers allows unauthorized access","description":"Insufficient input validation vulnerability in time server (NTP) setting of the listed NETGEAR models allows an attacker who is connected to the router’s local network and has the router’s administrator credentials to run unauthorized commands on the router. This vulnerability could impact the integrity of the affected router. There is no impact on confidentiality or availability of the affected router.","publishedAt":"2026-10-13T14:34:34.055Z","updatedAt":"2026-10-16T13:44:29.724Z","severity":{"score":4.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","source":"NETGEAR"},"assigner":"NETGEAR","products":["NETGEAR CBR40","NETGEAR R7000","NETGEAR R7000P","NETGEAR RAX40"],"affected":[{"vendor":"NETGEAR","product":"CBR40","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"*","versionType":"custom"}]},{"vendor":"NETGEAR","product":"R7000","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"v1.0.11.130","versionType":"custom"}]},{"vendor":"NETGEAR","product":"R7000P","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"V1.3.3.152","versionType":"custom"}]},{"vendor":"NETGEAR","product":"RAX40","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"V1.0.3.64","versionType":"custom"}]}],"references":["https://www.netgear.com/support/product/r7000/","https://www.netgear.com/support/product/cbr40/","https://www.netgear.com/support/product/r7000p/","https://www.netgear.com/support/product/rax40/","https://kb.netgear.com/000070958/October-2026-NETGEAR-Security-Advisory"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T20:13:52.441Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/9xxx/CVE-2026-9218.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-9218","state":"PUBLISHED","datePublished":"2026-10-13T14:34:34.055Z","dateUpdated":"2026-10-16T13:44:29.724Z","assignerShortName":"NETGEAR","assignerOrgId":"a2826606-91e7-4eb6-899e-8484bd4575d5","dateReserved":"2026-05-21T17:29:15.526Z"},"containers":{"cna":{"title":"Insufficient input validation vulnerability in Certain NETGEAR routers allows unauthorized access","descriptions":[{"lang":"en","value":"Insufficient input validation vulnerability in time server (NTP) setting of the listed NETGEAR models allows an attacker who is connected to the router’s local network and has the router’s administrator credentials to run unauthorized commands on the router. This vulnerability could impact the integrity of the affected router. There is no impact on confidentiality or availability of the affected router."}],"affected":[{"vendor":"NETGEAR","product":"CBR40","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"*","versionType":"custom"}]},{"vendor":"NETGEAR","product":"R7000","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"v1.0.11.130","versionType":"custom"}]},{"vendor":"NETGEAR","product":"R7000P","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"V1.3.3.152","versionType":"custom"}]},{"vendor":"NETGEAR","product":"RAX40","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"V1.0.3.64","versionType":"custom"}]}],"references":[{"url":"https://www.netgear.com/support/product/r7000/","tags":["product","patch"]},{"url":"https://www.netgear.com/support/product/cbr40/","tags":["product","patch"]},{"url":"https://www.netgear.com/support/product/r7000p/","tags":["product","patch"]},{"url":"https://www.netgear.com/support/product/rax40/","tags":["product","patch"]},{"url":"https://kb.netgear.com/000070958/October-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":"HIGH","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":"MEDIUM","baseScore":4.3,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/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":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":4.5,"vectorString":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20 Improper input validation","type":"CWE"}]}],"providerMetadata":{"shortName":"NETGEAR","orgId":"a2826606-91e7-4eb6-899e-8484bd4575d5","dateUpdated":"2026-10-16T13:44:29.724Z"},"datePublic":"2026-10-13T00:00:00.000Z","impacts":[{"capecId":"CAPEC-122","descriptions":[{"lang":"en","value":"CAPEC-122 Privilege Abuse"}]}],"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 VersionCBR40 (EoS) Orbi AC2200 Tri-band WiFi Cable Modem RouterWon't FixR7000 (EoS) Nighthawk AC1900 Smart WiFi Dual Band Gigabit Router v1.0.11.130 https://www.netgear.com/support/product/r7000 R7000P (EoS) Nighthawk AC2300 Smart WiFi Dual Band Gigabit Router V1.3.3.152 https://www.netgear.com/support/product/r7000p RAX40 (EoS) Nighthawk AX4 4-Stream WiFi Router V1.0.3.64 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>CBR40 (EoS)</b> Orbi AC2200 Tri-band WiFi Cable Modem Router</td><td>Won't Fix</td></tr><tr><td><b>R7000 (EoS)</b> Nighthawk AC1900 Smart WiFi Dual Band Gigabit Router</td><td><a href=\"https://www.netgear.com/support/product/r7000\">v1.0.11.130</a></td></tr><tr><td><b>R7000P (EoS)</b> Nighthawk AC2300 Smart WiFi Dual Band Gigabit Router</td><td><a href=\"https://www.netgear.com/support/product/r7000p\">V1.3.3.152</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\">V1.0.3.64</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":"unprovable","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-9218","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-15T17:49:20.395875Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-15T19:14:57.568Z"}}]}}}