CVE-2026-12807CWE-74CWE-77

Edimax BR-6478AC V2 POST Request setWAN command injection

Medium · published June 21, 2026

CVSS v4.0
5.3
EPSS
2%
Percentile
80.4
In the wild
Unconfirmed
What it is

A vulnerability was found in Edimax BR-6478AC V2 1.23. This affects the function setWAN of the file /goform/setWAN of the component POST Request Handler. The manipulation of the argument pppUserName/pptpUserName/L2TPUserName results in command injection. It is possible to launch the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.01986 · 80.4th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-06-21T19:45Z
EPSS history
Timeline
  • 21 JUN 19:45Z
    Edimax BR-6478AC V2 POST Request setWAN command injection
    cvelistv5