CVE-2026-9436

CriticalCVSS 9.8/10Last modified Jul 23, 2026

Description

A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setL2tpServerCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument enable can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
May 25, 2026
Last modified
Jul 23, 2026
NVD status
Deferred

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CVE-2026-9436: Critical severity, CVSS 9.8 | Vulnix