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High severity · published Jan 13, 2026
CVE-2026-0403
An insufficient input validation vulnerability in NETGEAR Orbi routers allows attackers connected to the router's LAN to execute OS command injections
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
RF
Rbe970 Firmware · Netgear
before 9.10.0.2 · source: NVD
RF
Rbe971 Firmware · Netgear
before 9.10.0.2 · source: NVD
RF
Rbr750 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbr850 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbr860 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbre960 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbs750 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbs850 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbs860 Firmware · Netgear
before 7.2.8.5 · source: NVD
RF
Rbse960 Firmware · Netgear
before 7.2.8.5 · source: NVD
Affected product
RF
Rbe970 Firmware
Netgear
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
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