Threat Investigation
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CVE-2026-0404

High

Description

An insufficient input validation vulnerability in NETGEAR Orbi devices' DHCPv6 functionality allows network adjacent attackers authenticated over WiFi or on LAN to execute OS command injections on the router. DHCPv6 is not enabled by default.

SeverityHigh
CVSS8.0
Exploit probability—
ProductNetgear Rbr750 Firmware
PublishedJan 13, 2026
First seenJan 13, 2026
Weakness typeCWE-20Improper input validation

How to fix

Update
  • netgear rbr750_firmware7.2.8.5 or later
  • netgear rbr840_firmware7.2.8.5 or later
  • netgear rbr850_firmware7.2.8.5 or later
  • netgear rbr860_firmware7.2.8.5 or later
  • netgear rbs750_firmware7.2.8.5 or later
  • netgear rbs840_firmware7.2.8.5 or later
  • netgear rbs850_firmware7.2.8.5 or later
  • netgear rbs860_firmware7.2.8.5 or later
  • netgear rbre950_firmware7.2.8.5 or later
  • netgear rbre960_firmware7.2.8.5 or later
  • netgear rbse950_firmware7.2.8.5 or later
  • netgear rbse960_firmware7.2.8.5 or later
Patches

Affected products

ProductAffected versionsFixed in
netgear rbr750_firmwarev < 7.2.8.57.2.8.5
netgear rbr840_firmwarev < 7.2.8.57.2.8.5
netgear rbr850_firmwarev < 7.2.8.57.2.8.5
netgear rbr860_firmwarev < 7.2.8.57.2.8.5
netgear rbs750_firmwarev < 7.2.8.57.2.8.5
netgear rbs840_firmwarev < 7.2.8.57.2.8.5
netgear rbs850_firmwarev < 7.2.8.57.2.8.5
netgear rbs860_firmwarev < 7.2.8.57.2.8.5
netgear rbre950_firmwarev < 7.2.8.57.2.8.5
netgear rbre960_firmwarev < 7.2.8.57.2.8.5
netgear rbse950_firmwarev < 7.2.8.57.2.8.5
netgear rbse960_firmwarev < 7.2.8.57.2.8.5

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