CVE-2026-20465

In wlan AP driver, there is a possible out of bounds write due to a missing bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00489200; Issue ID: MSV-7834.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.mediatek.com/product-security-bulletin/August-2026

Configurations

No configuration.

History

23 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) En el controlador de AP WLAN, existe una posible escritura fuera de límites debido a una comprobación de límites faltante. Esto podría llevar a una escalada de privilegios remota (proximal/adyacente) sin necesidad de privilegios de ejecución adicionales. La interacción del usuario no es necesaria para la explotación. ID del parche: WCNCR00489200; ID del problema: MSV-7834.

Information

Published : 2026-08-03 03:16

Updated : 2026-10-23 22:10

NVD link : CVE-2026-20465

Mitre link : CVE-2026-20465

CVE.ORG link : CVE-2026-20465

JSON object : View

Products Affected

No product.

CWE

CWE-122

Heap-based Buffer Overflow

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