CVE-2026-2148

A security vulnerability has been detected in Tenda AC21 16.03.08.16. Affected is an unknown function of the file /cgi-bin/DownloadFlash of the component Web Management Interface. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.
References
Link Resource
https://github.com/master-abc/cve/issues/27 Exploit Issue Tracking Third Party Advisory
https://vuldb.com/?ctiid.344850 Permissions Required VDB Entry
https://vuldb.com/?id.344850 Third Party Advisory VDB Entry
https://vuldb.com/?submit.747557 Third Party Advisory VDB Entry
https://www.tenda.com.cn/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:ac21_firmware:16.03.08.16:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac21:-:*:*:*:*:*:*:*

History

17 Jun 2026, 10:30

Type Values Removed Values Added
Summary
  • (es) Se ha detectado una vulnerabilidad de seguridad en Tenda AC21 16.03.08.16. Afecta a una función desconocida del archivo /cgi-bin/DownloadFlash del componente Interfaz de Gestión Web. La manipulación conduce a la revelación de información. Es posible iniciar el ataque remotamente. El exploit ha sido divulgado públicamente y puede ser utilizado.

10 Feb 2026, 18:51

Type Values Removed Values Added
First Time Tenda
Tenda ac21
Tenda ac21 Firmware
CPE cpe:2.3:o:tenda:ac21_firmware:16.03.08.16:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac21:-:*:*:*:*:*:*:*
References () https://github.com/master-abc/cve/issues/27 - () https://github.com/master-abc/cve/issues/27 - Exploit, Issue Tracking, Third Party Advisory
References () https://vuldb.com/?ctiid.344850 - () https://vuldb.com/?ctiid.344850 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.344850 - () https://vuldb.com/?id.344850 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.747557 - () https://vuldb.com/?submit.747557 - Third Party Advisory, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product

08 Feb 2026, 11:15

Type Values Removed Values Added
New CVE

Information

Published : 2026-02-08 11:15

Updated : 2026-06-17 10:30


NVD link : CVE-2026-2148

Mitre link : CVE-2026-2148

CVE.ORG link : CVE-2026-2148


JSON object : View

Products Affected

tenda

  • ac21_firmware
  • ac21
CWE
CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

CWE-284

Improper Access Control