Vulnerability Monitor

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CVE-2026-20408

In wlan, there is a possible out of bounds write due to a heap buffer overflow. 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: WCNCR00461651; Issue ID: MSV-4758.

Published

2026-02-02T09:15:55.657

Last Modified

2026-02-04T13:48:41.430

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-122
  • Type: Primary
    CWE-787
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application mediatek software_development_kit ≤ 7.6.7.2 Yes
Operating System openwrt openwrt 19.07.0 Yes
Operating System openwrt openwrt 21.02.0 Yes
Operating System openwrt openwrt 23.05.0 Yes
Hardware mediatek mt6890 - No
Hardware mediatek mt7615 - No
Hardware mediatek mt7915 - No
Hardware mediatek mt7916 - No
Hardware mediatek mt7981 - No
Hardware mediatek mt7986 - No
References