CVE-2026-20482

In wlan STA FW, there is a possible system becoming unresponsive due to logging. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00486814; Issue ID: MSV-6824.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:mediatek:mt8532_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt8532:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:mediatek:mt7902_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:mediatek:mt7921_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:mediatek:mt7922_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt7922:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:mediatek:mt8518s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt8518s:-:*:*:*:*:*:*:*

History

23 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) En el FW STA de WLAN, existe una posible inoperatividad del sistema debido al registro. Esto podría llevar a una denegación de servicio remota (próxima/adyacente) sin necesidad de privilegios de ejecución adicionales. No se necesita interacción del usuario para la explotación. ID del parche: WCNCR00486814; ID del problema: MSV-6824.

Information

Published : 2026-08-03 03:16

Updated : 2026-10-23 22:10

NVD link : CVE-2026-20482

Mitre link : CVE-2026-20482

CVE.ORG link : CVE-2026-20482

JSON object : View

Products Affected

mediatek

mt7921
mt8532_firmware
mt7922
mt8518s_firmware
mt8532
mt7921_firmware
mt8518s
mt7902
mt7922_firmware
mt7902_firmware

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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