CVE-2026-5676

High

Description

A vulnerability was identified in Totolink A8000R 5.9c.681_B20180413. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument langType leads to missing authentication. The attack can be launched remotely. The exploit is publicly available and might be used.

SeverityHigh

CVSS7.3

Exploit probability—

ProductA8000R

PublishedApr 6, 2026

First seenApr 6, 2026

Weakness typeCWE-306Missing authentication for critical function CWE-287Improper authentication

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
Totolink A8000R	5.9c.681_B20180413	—

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