CVE-2026-11730
Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models
02 Description
Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.18% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 8.0% of scored records. A rank, not a probability.
- NVD base score
- 2.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS 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
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-19.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-13 14:38Z15 DAYS AGO
- Last updated
- 2026-10-19 19:02Z9 DAYS AGO
- Reserved
- 2026-06-09
- Assigning CNA
- NETGEAR
- Record state
- PUBLISHED
- Severity
- Low (CVSS 2.1)
- CNA CVSS 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
- Weaknesses
- CWE-335Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG)Base
- Data version
- 5.2
- Document digest
- b4920ea3b6d59b896991997e583346364ab81fbf11efdc69b0eba54a8cdcbe11
05 Affected products
06 References
- www.netgear.comhttps://www.netgear.com/support/product/ex3700
- www.netgear.comhttps://www.netgear.com/support/product/ex6120
- kb.netgear.comhttps://kb.netgear.com/000070958/October-2026-NETGEAR-Security-Advisory
07 Remediation
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: ProductFixed VersionEX3700 (EoS) AC750 WiFi Range Extender Essentials Edition V1.0.0.102 https://www.netgear.com/support/product/ex3700 EX6120 AC1200 Dual Band WiFi Range Extender V1.0.1.74 https://www.netgear.com/support/product/ex6120 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.