CVE-2026-12806
published 2026-06-21CVE-2026-12806: 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…
PriorityP264high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.46%
36.2th percentile
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.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| edimax | br-6478ac_v2 | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.07.4HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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
nvdv2.09.0CRITICALAV:N/AC:L/Au:S/C:C/I:C/A:C
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GHSA
A vulnerability has been found in Edimax BR-6478AC V2 1.23.
ghsa_unreviewed·2026-06-21
CVE-2026-12806 [HIGH] CWE-119 A vulnerability has been found in Edimax BR-6478AC V2 1.23.
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.
VulDB
Edimax BR-6478AC V2 1.23 POST Request /goform/formWlSiteSurvey selSSID buffer overflow (EUVD-2026-38192)
vuldb·2026-06-21·CVSS 8.8
CVE-2026-12806 [HIGH] Edimax BR-6478AC V2 1.23 POST Request /goform/formWlSiteSurvey selSSID buffer overflow (EUVD-2026-38192)
A vulnerability has been found in Edimax BR-6478AC V2 1.23 and classified as critical. 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.
This vulnerability is traded as CVE-2026-12806. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.
The vendor was contacted early about this disclosure but did not respond in any way.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-06-21
Published