CVE-2026-20430

Summary

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 Software

VendorProductVersion RangeStatus
MediaTek, Inc.MediaTek chipsetMT6890affected
MediaTek, Inc.MediaTek chipsetMT7915affected
MediaTek, Inc.MediaTek chipsetMT7916affected
MediaTek, Inc.MediaTek chipsetMT7981affected
MediaTek, Inc.MediaTek chipsetMT7986affected

Weaknesses

  • CWE-787: CWE-787 Out-of-bounds Write

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References