CVE-2026-11738 json
Insufficient input validation in certain NETGEAR Nighthawk routers allows administrators to tamper with the device.
published 2026-08-11 2 mo ago modified 2026-10-23 16 d ago also EUVD-2026-56193
- cvss
- 4.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 34%
- public exploits
- 0
- none known
Summary
Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification to router software and functionality.
Patch / fix
- NETGEAR RAXE500 V1.2.14.114
- NETGEAR RS700 V1.0.7.66
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 4.3 | 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/AU:N/R:U/V:D/RE:L/U:Amber |
| CNA | 4.0 | 4.3 | 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/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:N/R:U/V:D/RE:L/U:Amber |
| NVD | 3.1 | 4.4 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N |
Affected products
- NETGEAR R7000
- NETGEAR RAXE500
- NETGEAR RS700
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
netgear.com
/support/product/r7000/
product, patch
-
netgear.com
/support/product/rs700/
product, patch
-
netgear.com
/support/product/raxe500/
product, patch
-
kb.netgear.com
/000070887/August-2026-NETGEAR-Security-Advisory
vendor-advisory, patch
Sources
- CVE List CVE-2026-11738
- NVD CVE-2026-11738
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