CVE-2026-0404
OS Command Injection in NETGEAR Orbi DHCPv6 via Insufficient Validation
Publication date: 2026-01-13
Last updated on: 2026-02-12
Assigner: Netgear, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| netgear | rbr750_firmware | to 7.2.8.5 (exc) |
| netgear | rbr840_firmware | to 7.2.8.5 (exc) |
| netgear | rbr850_firmware | to 7.2.8.5 (exc) |
| netgear | rbr860_firmware | to 7.2.8.5 (exc) |
| netgear | rbs750_firmware | to 7.2.8.5 (exc) |
| netgear | rbs840_firmware | to 7.2.8.5 (exc) |
| netgear | rbs850_firmware | to 7.2.8.5 (exc) |
| netgear | rbs860_firmware | to 7.2.8.5 (exc) |
| netgear | rbre950_firmware | to 7.2.8.5 (exc) |
| netgear | rbre960_firmware | to 7.2.8.5 (exc) |
| netgear | rbse950_firmware | to 7.2.8.5 (exc) |
| netgear | rbse960_firmware | to 7.2.8.5 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an insufficient input validation flaw in the DHCPv6 functionality of NETGEAR Orbi devices. It allows attackers who are network adjacent and authenticated over WiFi or on the LAN to execute operating system command injections on the router. DHCPv6 is not enabled by default on these devices.
How can this vulnerability impact me? :
An attacker who is authenticated on the local network or WiFi can exploit this vulnerability to execute OS command injections on the router. This could potentially allow the attacker to take control of the router, disrupt network operations, or compromise network security.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, ensure that your NETGEAR Orbi devices have the latest firmware updates installed. If your devices have automatic updates enabled, they may already be patched. Otherwise, manually verify your firmware version and update to the fixed versions or later as listed in the advisory. Prompt application of these updates is important to prevent exploitation. [7]