CVE-2026-12806

HIGH EPSS 36.2%

Published Jun 21, 20261w ago · Modified Jun 23, 20266d ago

7.4 CVSS 4.0

High

Published Jun 21, 2026 1w ago

Last Modified Jun 23, 2026 6d ago

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.

CVSS Details

Base Score

7.4

Exploitability

—

Impact

—

Vector string

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/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

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

36.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety

CWE-120

References 5

lavender-bicycle-a5a.notion.site https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formWlSiteSurvey-34b53a41781f80669c10df409a0851d4?source=copy_link
vuldb.com https://vuldb.com/cve/CVE-2026-12806
vuldb.com https://vuldb.com/submit/836668
vuldb.com https://vuldb.com/vuln/372600
vuldb.com https://vuldb.com/vuln/372600/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.