CVE-2026-107918 Insufficient input validation vulnerability in NETGEAR R7300
Authenticated local administrators can perform unauthorized actions on NETGEAR R7300 routers due to insufficient input validation in the LAN Setup feature.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-107918?
CVE-2026-107918 is a medium-severity missing authorization vulnerability in NETGEAR R7300DST, published on 13 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insufficient input validation vulnerability in the LAN Setup feature of NETGEAR R7300 router allows authenticated administrators connected to the local network to perform unauthorized actions on the router.This issue was identified through testing in a controlled research environment using a simulated version of the router's software and has not been confirmed on physical production devices.
Weakness: CWE-20
Which versions are affected by CVE-2026-107918?
How do I fix CVE-2026-107918?
No fix has been published for CVE-2026-107918 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-107918 being exploited?
There is no known exploitation of CVE-2026-107918 in the wild and no public exploit code.
Sources
Also known as GHSA-4f7r-5gwg-8jxg.