CVE-2026-8776

Edimax BR-6428NS POST Request formPPTPSetup buffer overflow

HIGH
8.8
CVSS Score
Published: May 18, 2026 at 12:45 AM UTC
Updated: June 17, 2026 at 11:04 AM UTC
2 products affected across 1 vendorBr 6428NS FirmwareBR-6428NS

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Severity
HIGH8.8
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability has been found in Edimax BR-6428NS 1.10. This vulnerability affects the function formPPTPSetup of the file /goform/formPPTPSetup of the component POST Request Handler. Such manipulation of the argument pptpUserName leads to buffer overflow. It is possible to launch 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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/364401
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/364401/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/811531

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-120CWE-119

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