CVE-2026-11735
Stack-based buffer overflow vulnerability in some NETGEAR Nighthawk models
No known exploitation. EPSS puts it in the 41st percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.5% chance of exploitation activity in the next 30 days, which ranks it in the 41st percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
12 events over 29 days, from the signal feeds we watch.
- Patch availablerecord updated
- Patch availablerecord updated
- Patch availablerecord updated
- Patch availablepatch available, published, weakness classified, att&ck mapped, record updated
Affected products
- r7000 firmwareNetworking Infrastructure
- rax20 firmwareNetworking Infrastructure
- rax35v2 firmwareNetworking Infrastructure
- rax41 firmwareNetworking Infrastructure
- rax41v2 firmwareNetworking Infrastructure
- rax42 firmwareNetworking Infrastructure
- rax42v2 firmwareNetworking Infrastructure
- rax43 firmwareNetworking Infrastructure
And 32 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Scored 4.9 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required HighRequires admin or elevated privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
References in the record
- kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory
- netgear.com/support/product/r7000/
- netgear.com/support/product/rax20/
And 17 more references. See all after sign-in
Watch the software you run.
My Stack ranks new CVEs for your products by real-world exploitation, so the next serious one reaches you without reading every advisory.
We'll flag the next CVE, public exploit or patch for R7000 Firmware, not every advisory.
A free account adds
- The full version matrix and every affected product
- Exploit links, proofs of concept and Metasploit modules
- Email alerts for the products you watch
- The same data over REST API, MCP and CLI