What’s Vulnerable › Vulnerabilities

CVE-2026-11734: Device administrator can interrupt the normal operation of some NETGEAR Nighthawk devices.

• Severity: low (CVSS 2.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-11 · updated 2026-10-23
• Weakness: CWE-121

Description

A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.

Affected products

• NETGEAR Mr70 Firmware: before 1.0.4.48 — fixed in 1.0.4.48
• NETGEAR Mr90 Firmware: before 1.0.2.46 — fixed in 1.0.2.46
• NETGEAR Ms70 Firmware: through 1.0.4.48
• NETGEAR Ms90 Firmware: before 1.0.2.46 — fixed in 1.0.2.46
• NETGEAR Rax41 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax41V2 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax42 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax42V2 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• Netgear RAX43: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax43V2 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax49S Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax50 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax50V2 Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax54S Firmware: before 1.1.6.36 — fixed in 1.1.6.36
• NETGEAR Rax54Sv2 Firmware: before 1.1.6.36 — fixed in 1.1.6.36

How to fix

Upgrade to a fixed version: NETGEAR Mr70 Firmware 1.0.4.48; NETGEAR Mr90 Firmware 1.0.2.46; NETGEAR Ms90 Firmware 1.0.2.46; NETGEAR Rax41 Firmware 1.1.6.36; NETGEAR Rax41V2 Firmware 1.1.6.36; NETGEAR Rax42 Firmware 1.1.6.36; NETGEAR Rax42V2 Firmware 1.1.6.36; Netgear RAX43 1.1.6.36; NETGEAR Rax43V2 Firmware 1.1.6.36; NETGEAR Rax49S Firmware 1.1.6.36; NETGEAR Rax50 Firmware 1.1.6.36; NETGEAR Rax50V2 Firmware 1.1.6.36. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory
• https://www.netgear.com/support/product/mr70/
• https://www.netgear.com/support/product/mr90/
• https://www.netgear.com/support/product/ms70/
• https://www.netgear.com/support/product/ms90/
• https://www.netgear.com/support/product/rax41/
• https://www.netgear.com/support/product/rax41v2/
• https://www.netgear.com/support/product/rax42/
• https://www.netgear.com/support/product/rax42v2/
• https://www.netgear.com/support/product/rax43/
• https://www.netgear.com/support/product/rax43v2/
• https://www.netgear.com/support/product/rax49s/

Get alerted when CVE-2026-11734 or the next vulnerability affects your stack