CVE-2021-45667: NETGEAR CBR40 Firmware

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Certain NETGEAR devices are affected by stored XSS. This affects CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, EAX80 before 1.0.1.64, EX6120 before 1.0.0.64, EX6130 before 1.0.0.44, EX7500 before 1.0.0.72, R7960P before 1.4.1.66, RAX200 before 1.0.3.106, RBS40V before 2.6.1.4, RBW30 before 2.6.1.4, EX3700 before 1.0.0.90, MR60 before 1.0.6.110, R8000P before 1.4.1.66, RAX20 before 1.0.2.82, RAX45 before 1.0.2.72, RAX80 before 1.0.3.106, EX3800 before 1.0.0.90, MS60 before 1.0.6.110, R7900P before 1.4.1.66, RAX15 before 1.0.2.82, RAX50 before 1.0.2.72, RAX75 before 1.0.3.106, RBR750 before 3.2.16.6, RBR850 before 3.2.16.6, RBS750 before 3.2.16.6, RBS850 before 3.2.16.6, RBK752 before 3.2.16.6, and RBK852 before 3.2.16.6.

Affected products

NETGEAR CBR40 Firmware: before 2.5.0.10 (fixed in 2.5.0.10)
NETGEAR EAX20 Firmware: before 1.0.0.48 (fixed in 1.0.0.48)
NETGEAR EAX80 Firmware: before 1.0.1.64 (fixed in 1.0.1.64)
NETGEAR EX3700 Firmware: before 1.0.0.90 (fixed in 1.0.0.90)
NETGEAR EX3800 Firmware: before 1.0.0.90 (fixed in 1.0.0.90)
NETGEAR EX6120 Firmware: before 1.0.0.64 (fixed in 1.0.0.64)
NETGEAR EX6130 Firmware: before 1.0.0.44 (fixed in 1.0.0.44)
NETGEAR EX7500 Firmware: before 1.0.0.72 (fixed in 1.0.0.72)
NETGEAR MR60 Firmware: before 1.0.6.110 (fixed in 1.0.6.110)
NETGEAR MS60 Firmware: before 1.0.6.110 (fixed in 1.0.6.110)
NETGEAR r7900p Firmware: before 1.4.1.66 (fixed in 1.4.1.66)
NETGEAR r7960p Firmware: before 1.4.1.66 (fixed in 1.4.1.66)
NETGEAR r8000p Firmware: before 1.4.1.66 (fixed in 1.4.1.66)
NETGEAR RAX15 Firmware: before 1.0.2.82 (fixed in 1.0.2.82)
NETGEAR RAX200 Firmware: before 1.0.3.106 (fixed in 1.0.3.106)
NETGEAR RAX20 Firmware: before 1.0.2.82 (fixed in 1.0.2.82)
NETGEAR RAX45 Firmware: before 1.0.2.72 (fixed in 1.0.2.72)
NETGEAR RAX50 Firmware: up to and including 1.0.2.72
NETGEAR RAX75 Firmware: before 1.0.3.106 (fixed in 1.0.3.106)
NETGEAR RAX80 Firmware: before 1.0.3.106 (fixed in 1.0.3.106)
NETGEAR RBK752 Firmware: before 3.2.16.6 (fixed in 3.2.16.6)
NETGEAR RBK852 Firmware: before 3.2.16.6 (fixed in 3.2.16.6)
NETGEAR RBR750 Firmware: before 3.2.16.6 (fixed in 3.2.16.6)
NETGEAR RBR850 Firmware: before 3.2.16.6 (fixed in 3.2.16.6)
NETGEAR RBS40V Firmware: before 2.6.1.4 (fixed in 2.6.1.4)
and 3 more

Published 2021-12-26. Last modified 2026-06-17.