CVE-2026-4906

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-4906
A vulnerability was determined in Tenda AC5 15.03.06.47. The affected element is the function decodePwd of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://lavender-bicycle-a5a.notion.site/Tenda_AC5_WizardHandle_PPW-32053a41781f80cab094d750d30dc9a8?source=copy_link Exploit Third Party Advisory
https://vuldb.com/?ctiid.353657 Permissions Required VDB Entry
https://vuldb.com/?id.353657 Third Party Advisory VDB Entry
https://vuldb.com/?submit.777394 Third Party Advisory VDB Entry
https://www.tenda.com.cn/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:ac5_firmware:15.03.06.47:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac5:1.0:*:*:*:*:*:*:*
History

31 Mar 2026, 20:58

Type Values Removed Values Added
References () https://lavender-bicycle-a5a.notion.site/Tenda_AC5_WizardHandle_PPW-32053a41781f80cab094d750d30dc9a8?source=copy_link - () https://lavender-bicycle-a5a.notion.site/Tenda_AC5_WizardHandle_PPW-32053a41781f80cab094d750d30dc9a8?source=copy_link - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.353657 - () https://vuldb.com/?ctiid.353657 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.353657 - () https://vuldb.com/?id.353657 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.777394 - () https://vuldb.com/?submit.777394 - Third Party Advisory, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product
CWE CWE-787
CPE cpe:2.3:o:tenda:ac5_firmware:15.03.06.47:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac5:1.0:*:*:*:*:*:*:*
First Time Tenda
Tenda ac5 Firmware
Tenda ac5

30 Mar 2026, 13:26

Type Values Removed Values Added
Summary
  • (es) Se determinó una vulnerabilidad en Tenda AC5 15.03.06.47. El elemento afectado es la función decodePwd del archivo /goform/WizardHandle del componente Gestor de Solicitudes POST. La ejecución de una manipulación del argumento WANT/WANS puede conducir a un desbordamiento de búfer basado en pila. El ataque puede ser ejecutado de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado.

27 Mar 2026, 01:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-03-27 01:16

Updated : 2026-03-31 20:58

NVD link : CVE-2026-4906

Mitre link : CVE-2026-4906

CVE.ORG link : CVE-2026-4906

JSON object : View

Products Affected

tenda

  • ac5
  • ac5_firmware
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write