CVE-2026-11735
Stack-based buffer overflow vulnerability in some NETGEAR Nighthawk models
- Published
- Updated
- Reserved
- Assigned by
- NETGEAR
Description
A stack-based buffer overflow vulnerability affects the listed NETGEAR models allowing an authenticated admin user to make unauthorized modification to the router's software and functionality.
Timeline
ID reserved
By NETGEAR
- 2 months later
· 2 months later
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NETGEARCNA (assigner) | 4.0 | Low1.9 | CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:L/U:Amber |
| NVDNVD · Analyzed | 4.0 | Low1.9 | CVSS:4.0/AV:A/AC:H/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:Y/R:U/V:D/RE:L/U:Amber |
- EPSS (exploitation in 30 days)
- 0.77% · top 44% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.9.
Weakness
Affected products
- affected < *
- affected < *
- affected < V1.0.16.132
- affected < *
- affected < V1.1.4.28
- affected < *
- affected < V1.1.4.28
- affected < V1.0.16.132
- affected < V1.1.4.28
- affected < *
- affected < V1.1.4.28
- affected < V1.0.16.132
- affected < V1.0.16.132
- affected < V1.1.4.28
- affected < V1.1.4.28
- affected < V1.1.4.28
- affected < *
- affected < V1.2.14.114
- affected < V1.1.0.22
- affected < V1.1.0.22
What to do
Solution: 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 VersionR7000 (EoS) Nighthawk AC1900 Smart WiFi Dual Band Gigabit RouterEOSRAX20 (EoS) 4-Stream AX1800 WiFi 6 RouterEOSRAX35v2 Nighthawk AX4 4-Stream AX3000 WiFi 6 Router V1.0.16.132 https://www.netgear.com/support/product/rax35v2/ RAX41 (EoS) Nighthawk AX5 5-Stream AX3600 WiFi RouterEOSRAX41v2 Nighthawk AX5 5-Stream AX3600 WiFi Router V1.1.4.28 https://www.netgear.com/support/product/rax41v2/ RAX42 (EoS) Nighthawk AX5 5-Stream AX4200 WiFi RouterEOSRAX42v2 Nighthawk AX5 5-Stream AX4200 WiFi Router V1.1.4.28 https://www.netgear.com/support/product/rax42v2/ RAX43 Nighthawk AX5 5-Stream AX4200 WiFi Router V1.0.16.132 https://www.netgear.com/support/product/rax43/ RAX43v2 Nighthawk AX5 5-Stream AX4200 WiFi Router V1.1.4.28 https://www.netgear.com/support/product/rax43v2/ RAX45 (EoS) Nighthawk AX6 6-Stream AX4300 WiFi RouterEOSRAX49S Nighthawk AX6 6-Stream AX5300 WiFi Router V1.1.4.28 https://www.netgear.com/support/product/rax49s/ RAX50 Nighthawk AX6 6-Stream AX5400 WiFi 6 Router V1.0.16.132 https://www.netgear.com/support/product/rax50/ RAX50S (EoS) Nighthawk AX6 6-Stream AX5400 WiFi 6 Router V1.0.16.132 https://www.netgear.com/support/product/rax50s/ RAX50v2 Nighthawk AX6 6-Stream AX5400 WiFi 6 Router V1.1.4.28 https://www.netgear.com/support/product/rax50v2/ RAX54Sv2 Nighthawk AX6 6-Stream AX5400 WiFi Router V1.1.4.28 https://www.netgear.com/support/product/rax54sv2/ RAX54v2 Nighthawk AX6 6-Stream AX5400 WiFi RouterV1.1.4.28RAXE450 (EoS) Nighthawk AXE10000 Tri-Band WiFi 6E RouterEOSRAXE500 Nighthawk AX12 12-Stream AXE11000 Tri-Band WiFi 6E Router V1.2.14.114 https://www.netgear.com/support/product/raxe500/ XR1000 Nighthawk WiFi 6 Pro Gaming Router V1.1.0.22 https://www.netgear.com/support/product/xr1000/ XR1000v2 Nighthawk WiFi 6 Pro Gaming Router V1.1.0.22 https://www.netgear.com/support/product/xr1000v2/ 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.
References (20)
- https://www.netgear.com/support/product/r7000/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax20/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax35v2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax41/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax41v2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax45/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax49s/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax42/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax42v2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax50/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax43/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax43v2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax50v2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax50s/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rax54sv2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/raxe500/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/xr1000/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/xr1000v2/ (opens in a new tab)productpatch
- https://www.netgear.com/support/product/raxe450/ (opens in a new tab)productpatch
- https://kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory (opens in a new tab)vendor-advisorypatch
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-11735)Record last updated .