CVE-2026-2823

A vulnerability was detected in Comfast CF-E7 2.6.0.9. The impacted element is the function sub_41ACCC of the file /cgi-bin/mbox-config?method=SET&section=ntp_timezone of the component webmggnt. Performing a manipulation of the argument timestr results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
References
Link Resource
https://github.com/jinhao118/cve/blob/main/ComFast%20Router_3.md Exploit Third Party Advisory
https://vuldb.com/?ctiid.346948 Permissions Required VDB Entry
https://vuldb.com/?id.346948 Third Party Advisory VDB Entry
https://vuldb.com/?submit.753871 Third Party Advisory VDB Entry
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:comfast:cf-e7_firmware:2.6.0.9:*:*:*:*:*:*:*
cpe:2.3:h:comfast:cf-e7:-:*:*:*:*:*:*:*

History

20 Feb 2026, 18:48

Type Values Removed Values Added
References () https://github.com/jinhao118/cve/blob/main/ComFast%20Router_3.md - () https://github.com/jinhao118/cve/blob/main/ComFast%20Router_3.md - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.346948 - () https://vuldb.com/?ctiid.346948 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.346948 - () https://vuldb.com/?id.346948 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.753871 - () https://vuldb.com/?submit.753871 - Third Party Advisory, VDB Entry
First Time Comfast cf-e7 Firmware
Comfast
Comfast cf-e7
CPE cpe:2.3:h:comfast:cf-e7:-:*:*:*:*:*:*:*
cpe:2.3:o:comfast:cf-e7_firmware:2.6.0.9:*:*:*:*:*:*:*

20 Feb 2026, 13:49

Type Values Removed Values Added
Summary
  • (es) Se detectó una vulnerabilidad en Comfast CF-E7 2.6.0.9. El elemento afectado es la función sub_41ACCC del archivo /cgi-bin/mbox-config?method=SET&section=ntp_timezone del componente webmggnt. Si se manipula el argumento 'timestr' se puede provocar una inyección de comandos. Es posible llevar a cabo el ataque de forma remota. El exploit ahora es público y puede ser utilizado. El proveedor fue contactado con antelación sobre esta divulgación, pero no respondió de ninguna manera.

20 Feb 2026, 05:17

Type Values Removed Values Added
New CVE

Information

Published : 2026-02-20 05:17

Updated : 2026-02-20 18:48


NVD link : CVE-2026-2823

Mitre link : CVE-2026-2823

CVE.ORG link : CVE-2026-2823


JSON object : View

Products Affected

comfast

  • cf-e7
  • cf-e7_firmware
CWE
CWE-74

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

CWE-77

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