{"id":"CVE-2026-15757","aliases":["EUVD-2026-44329","GHSA-xc2c-56pv-q355"],"status":"published","title":"Insufficient input validation vulnerability in NETGEAR DGND3700v1 modem router","description":"A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.\n\n\n\nThis issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00251,"percentile":0.16574,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-07-14T17:46:15Z","modified":"2026-10-24T21:10:00Z","products":[{"vendor":"netgear","product":"dgnd3700v1"}],"references":[{"url":"https://www.netgear.com/support/product/dgnd3700v1","tags":["patch","product"]},{"url":"https://kb.netgear.com/000070859/July-2026-NETGEAR-Security-Advisory","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15757"},{"url":"https://github.com/advisories/GHSA-xc2c-56pv-q355"}],"sources":{"cve":[{"id":"CVE-2026-15757","title":"Insufficient input validation vulnerability in NETGEAR DGND3700v1 modem router","description":"A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.\n\n\n\nThis issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.","status":"published","published":"2026-07-14T17:46:15.979Z","modified":"2026-07-15T16:50:16.246Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:48:02.226896Z"}],"euvd":[{"id":"EUVD-2026-44329","description":"A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.\n\n\n\nThis issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.","status":"published","published":"2026-07-14T17:46:15Z","modified":"2026-07-15T16:50:16Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","level":"medium"}],"updated_at":"2026-11-02T18:19:52.35951Z"}],"ghsa":[{"id":"GHSA-xc2c-56pv-q355","title":"A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same...","description":"A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.\n\n\n\nThis issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.","status":"published","published":"2026-07-14T18:32:13Z","modified":"2026-07-15T18:31:47Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:09:33.182129Z"}],"nvd":[{"id":"CVE-2026-15757","description":"A security flaw was discovered in the NETGEAR DGND3700v1 that could\nallow someone on the same local WiFi network to send unauthorized commands to\nthe device.\n\n\n\nThis issue was identified through testing in a controlled research\nenvironment using a simulated version of the router's software and has not been\nconfirmed on physical production devices.","status":"published","published":"2026-07-14T18:17:12.707Z","modified":"2026-10-24T21:10:00.13Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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","level":"medium","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:29.489525Z"}]}}