CVE-2026-20430 — MediaTek, Inc. / MediaTek chipset

CVE-2026-20430

MediaTek, Inc. / MediaTek chipset PUBLISHED

Description (CNA)

In wlan AP FW, there is a possible out of bounds write due to an incorrect 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: WCNCR00467553; Issue ID: MSV-5151.

Affected (CNA)

Vendor / product	Versions
MediaTek, Inc. / MediaTek chipset	affected MT6890; affected MT7915; affected MT7916; affected MT7981; affected MT7986

CWE

CWE-787

References

https://corp.mediatek.com/product-security-bulletin/March-2026

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.