0.0
NA
CVE-2026-9400
Edimax BR-6675nD POST Request formUSBStorage command injection
Description

A flaw has been found in Edimax BR-6675nD 1.12. This issue affects the function formUSBStorage of the file /goform/formUSBStorage of the component POST Request Handler. Executing a manipulation of the argument sub_dir can lead to command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

INFO

Published Date :

May 24, 2026, 10 p.m.

Last Modified :

May 24, 2026, 10 p.m.

Remotely Exploit :

No

Source :

VulDB
Affected Products

The following products are affected by CVE-2026-9400 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Update firmware to patch command injection vulnerability in USB storage handler.
  • Apply the latest firmware update for Edimax BR-6675nD.
  • Remove or disable the USB storage function if possible.
  • Review system logs for signs of exploitation.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-9400 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-9400 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    May. 24, 2026

    Action Type Old Value New Value
    Added Description A flaw has been found in Edimax BR-6675nD 1.12. This issue affects the function formUSBStorage of the file /goform/formUSBStorage of the component POST Request Handler. Executing a manipulation of the argument sub_dir can lead to command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CWE CWE-77
    Added CWE CWE-74
    Added Reference https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6675nD-formUSBStorage-34b53a41781f80809fc9e6ab3c51328b?source=copy_link
    Added Reference https://vuldb.com/submit/811562
    Added Reference https://vuldb.com/vuln/365381
    Added Reference https://vuldb.com/vuln/365381/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.