A weakness has been identified in Totolink NR1800X 9.1.0u... · CVE-2026-1326 · GitHub Advisory Database · GitHub

A weakness has been identified in Totolink NR1800X 9.1.0u...

Moderate severity Unreviewed Published Jan 22, 2026 to the GitHub Advisory Database • Updated Jan 22, 2026

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

A weakness has been identified in Totolink NR1800X 9.1.0u.6279_B20210910. This vulnerability affects the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument Hostname causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

References

Published by the National Vulnerability Database

Jan 22, 2026

Published to the GitHub Advisory Database Jan 22, 2026

Last updated Jan 22, 2026

Weaknesses

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Learn more on MITRE.