CVE-2026-9399
published 2026-05-24CVE-2026-9399: A vulnerability was detected in Edimax BR-6675nD 1.12. This vulnerability affects the function formsetPPPoE of the file /goform/formsetPPPoE of the component…
PriorityP264high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.45%
35.6th percentile
A vulnerability was detected in Edimax BR-6675nD 1.12. This vulnerability affects the function formsetPPPoE of the file /goform/formsetPPPoE of the component POST Request Handler. Performing a manipulation of the argument pppUserName results in buffer overflow. It is possible to initiate the attack remotely. The exploit is now 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-6675nd | — | — |
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
cvelistv5v4.08.7HIGHCVSS: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
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GHSA
GHSA-m37x-3837-x5f2: A vulnerability was detected in Edimax BR-6675nD 1
ghsa_unreviewed·2026-05-26
CVE-2026-9399 [HIGH] CWE-119 GHSA-m37x-3837-x5f2: A vulnerability was detected in Edimax BR-6675nD 1
A vulnerability was detected in Edimax BR-6675nD 1.12. This vulnerability affects the function formsetPPPoE of the file /goform/formsetPPPoE of the component POST Request Handler. Performing a manipulation of the argument pppUserName results in buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
VulDB
Edimax BR-6675nD 1.12 POST Request /goform/formsetPPPoE pppUserName buffer overflow
vuldb·2026-05-24
CVE-2026-9399 [CRITICAL] Edimax BR-6675nD 1.12 POST Request /goform/formsetPPPoE pppUserName buffer overflow
A vulnerability was found in Edimax BR-6675nD 1.12. It has been rated as critical. This vulnerability affects the function formsetPPPoE of the file /goform/formsetPPPoE of the component POST Request Handler. Performing a manipulation of the argument pppUserName results in buffer overflow.
This vulnerability is cataloged as CVE-2026-9399. 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.
CVEList
Edimax BR-6675nD POST Request formsetPPPoE buffer overflow
cvelistv5·2026-05-24·CVSS 8.7
CVE-2026-9399 [HIGH] CWE-120 Edimax BR-6675nD POST Request formsetPPPoE buffer overflow
Edimax BR-6675nD POST Request formsetPPPoE buffer overflow
A vulnerability was detected in Edimax BR-6675nD 1.12. This vulnerability affects the function formsetPPPoE of the file /goform/formsetPPPoE of the component POST Request Handler. Performing a manipulation of the argument pppUserName results in buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Timeline: 2026-05-24: Advisory disclosed; 2026-05-24: VulDB entry created; 2026-05-24: VulDB entry last update
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-05-24
Published