High severity · published Jan 13, 2026
CVE-2026-0403
Insufficient input validation in NETGEAR Orbi routers
8.0
CVSS
0.3%
EPSS
No
On KEV
Description
An insufficient input validation vulnerability in NETGEAR Orbi routers
allows attackers connected to the router's LAN to execute OS command
injections.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RB
RBE970 · NETGEAR
before v9.10.0.2 · source: vendor
RB
RBE971 · NETGEAR
before v9.10.0.2 · source: vendor
RB
RBR750 · NETGEAR
through 4.6.14.3 · source: vendor
RB
RBR850 · NETGEAR
before V7.2.8.5 · source: vendor
RB
RBR860 · NETGEAR
before v7.2.8.5 · source: vendor
RB
RBRE960 · NETGEAR
before v7.2.7.15 · source: vendor
RB
RBS750 · NETGEAR
through 4.6.14.3 · source: vendor
RB
RBS850 · NETGEAR
before V7.2.8.5 · source: vendor
RB
RBS860 · NETGEAR
before v7.2.8.5 · source: vendor
RB
RBSE960 · NETGEAR
before v7.2.7.15 · source: vendor
RF
Rbe970 Firmware · Netgear
before 9.10.0.2 · source: NVD
RF
Rbe971 Firmware · Netgear
before 9.10.0.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0403
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0403
Patch
https://kb.netgear.com/000070442/January-2026-NETGEAR-Security-Advisory
Patch
https://www.netgear.com/support/product/rbe970
Patch
https://www.netgear.com/support/product/rbe971
Patch
https://www.netgear.com/support/product/rbr750
Patch
https://www.netgear.com/support/product/rbr850
Patch
https://www.netgear.com/support/product/rbr860
More from RBE970
8.0
CVE-2026-0411
A Sensitive Information Disclosure Vulnerability in NETGEAR Orbi Satellites
7.8
CVE-2026-0405
Authentication Bypass in NETGEAR Orbi Devices
6.5
CVE-2026-3088
Unauthenticated users can disrupt router operation
5.7
CVE-2026-62655
A DoS vulnerability due to stack overflow exists in certain NETGEAR Orbi models
4.5
CVE-2026-0415
Insufficient input validation vulnerability in certain Orbi routers
