RCE in Edimax Br-6675nd

CVE-2026-9378

A security flaw has been discovered in Edimax BR-6675nD 1.12. This affects the function formHwSet of the file /goform/formHwSet of the component POST Request Handler. The manipulation of the argument regDomain/ABandregDomain/nic0Addr/nic1Addr/wlanAddr/inicAddr results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.024 (83.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-9378: rose from 0.012 to 0.024.

EPSS over last 30 days · oldest: 0.012 · newest: 0.024 · change: +0.012

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-9378?
CVE-2026-9378 is a medium-severity vulnerability in Edimax Br-6675nd, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-05-24.
How severe is CVE-2026-9378?
Medium severity. CVSS v3 base score is 6.3 out of 10.