CVE-2026-13563

Edimax EW-7478APC POST Request formL2TPSetup stack-based overflow

HIGH
8.8
CVSS Score
Published: June 29, 2026 at 11:30 AM UTC
Updated: October 25, 2026 at 09:10 PM UTC
1 product affected across 1 vendorEW-7478APC

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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
SSVC
PoC

Description

A vulnerability has been found in Edimax EW-7478APC 1.04. This impacts the function formL2TPSetup of the file /goform/formL2TPSetup of the component POST Request Handler. Such manipulation of the argument L2TPUserName leads to stack-based 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 (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/374571
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/374571/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-13563
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/844113

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-121CWE-119

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