{"id":"CVE-2026-11730","aliases":["EUVD-2026-98772","GHSA-4634-w7xm-gm3m"],"status":"published","title":"Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models","description":"Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.","severity":{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00185,"percentile":0.08246,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-335"],"published":"2026-10-13T14:38:16Z","modified":"2026-10-19T20:17:55Z","products":[{"vendor":"netgear","product":"ex3700"},{"vendor":"netgear","product":"ex6120"}],"references":[{"url":"https://www.netgear.com/support/product/ex3700","tags":["product","patch"]},{"url":"https://www.netgear.com/support/product/ex6120","tags":["product","patch"]},{"url":"https://kb.netgear.com/000070958/October-2026-NETGEAR-Security-Advisory","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11730"},{"url":"https://github.com/advisories/GHSA-4634-w7xm-gm3m"}],"sources":{"cve":[{"id":"CVE-2026-11730","title":"Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models","description":"Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.","status":"published","published":"2026-10-13T14:38:16.11Z","modified":"2026-10-19T19:02:53.835Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","level":"low","assessor":"cna"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-335"],"updated_at":"2026-11-02T14:20:04.809935Z"}],"euvd":[{"id":"EUVD-2026-98772","description":"Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.","status":"published","published":"2026-10-13T14:38:16Z","modified":"2026-10-19T19:02:53Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber","level":"low"}],"updated_at":"2026-11-02T16:59:49.097498Z"}],"ghsa":[{"id":"GHSA-4634-w7xm-gm3m","title":"Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a...","description":"Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.","status":"published","published":"2026-10-13T15:32:25Z","modified":"2026-10-16T15:38:18Z","cvss":[{"version":"4.0","score":4.5,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/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"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium"}],"cwes":["CWE-335"],"updated_at":"2026-11-02T15:13:51.736258Z"}],"nvd":[{"id":"CVE-2026-11730","description":"Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.","status":"published","published":"2026-10-13T15:17:43.34Z","modified":"2026-10-19T20:17:55.943Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/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":"low","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-335"],"updated_at":"2026-11-02T14:12:57.132005Z"}]}}