CVE-2026-12806

high

Description

A vulnerability has been found in Edimax BR-6478AC V2 1.23. The impacted element is the function formWlSiteSurvey of the file /goform/formWlSiteSurvey of the component POST Request Handler. The manipulation of the argument selSSID leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

References

https://vuldb.com/vuln/372600/cti

https://vuldb.com/vuln/372600

https://vuldb.com/submit/836668

https://vuldb.com/cve/CVE-2026-12806

https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formWlSiteSurvey-34b53a41781f80669c10df409a0851d4?source=copy_link

Details

Source: Mitre, NVD

Published: 2026-06-21

Updated: 2026-06-21

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base Score: 8.7

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High