CVE-2026-6026

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setPortalConfWeChat of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument enable results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_171/README.md
https://vuldb.com/submit/792047
https://vuldb.com/vuln/356602
https://vuldb.com/vuln/356602/cti
https://www.totolink.net/

Configurations

No configuration.

History

26 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) Se ha descubierto una falla de seguridad en Totolink A7100RU 7.4cu.2313_b20191024. Esta vulnerabilidad afecta a la función setPortalConfWeChat del archivo /cgi-bin/cstecgi.cgi del componente Gestor CGI. Realizar una manipulación del argumento enable resulta en inyección de comandos del sistema operativo. El ataque puede iniciarse de forma remota. El exploit ha sido publicado y puede ser utilizado para ataques.

Information

Published : 2026-04-10 07:16

Updated : 2026-10-26 22:10

NVD link : CVE-2026-6026

Mitre link : CVE-2026-6026

CVE.ORG link : CVE-2026-6026

JSON object : View

Products Affected

No product.

CWE

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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