0.0
NA
CVE-2026-9443
Edimax BR-6478AC POST Request formL2TPSetup buffer overflow
Description

A security vulnerability has been detected in Edimax BR-6478AC 1.23. This vulnerability affects the function formL2TPSetup of the file /goform/formL2TPSetup of the component POST Request Handler. The manipulation of the argument L2TPUserName leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

INFO

Published Date :

May 25, 2026, 8:45 a.m.

Last Modified :

May 25, 2026, 8:45 a.m.

Remotely Exploit :

No

Source :

VulDB
Affected Products

The following products are affected by CVE-2026-9443 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Apply vendor patches to fix buffer overflow in L2TP setup function.
  • Update router firmware to the latest version.
  • Apply any available security patches from the vendor.
  • Monitor for vendor advisories regarding this issue.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-9443 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.