CVE-2026-10126

Edimax BR-6478AC POST Request formQoS buffer overflow

Published May 30, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A security flaw has been discovered in Edimax BR-6478AC 1.23. Affected by this issue is the function formQoS of the file /goform/formQoS of the component POST Request Handler. The manipulation of the argument selSSID results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Edimax br-6478ac
Vendors & Products Edimax br-6478ac
Type Values Removed Values Added
Description A security flaw has been discovered in Edimax BR-6478AC 1.23. Affected by this issue is the function formQoS of the file /goform/formQoS of the component POST Request Handler. The manipulation of the argument selSSID results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.
Title Edimax BR-6478AC POST Request formQoS buffer overflow
First Time appeared Edimax
Edimax br-6478ac Firmware
Weaknesses CWE-119
CWE-120
CPEs cpe:2.3:o:edimax:br-6478ac_firmware:*:*:*:*:*:*:*:*
Vendors & Products Edimax
Edimax br-6478ac Firmware
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'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/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Jun 1, 2026, 2:55 PM
Reserved
May 29, 2026, 5:24 PM
Status
Deferred
Published
May 30, 2026, 5:16 PM
Modified
Jul 22, 2026, 7:10 AM