CVE-2026-20423
In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465314; Issue ID: MSV-4956.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.8
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS probability
- 0.12%
- CWE
- CWE-749
- Published
- 2026-03-02
- Last modified
- 2026-03-30
Affected products
- MediaTek, Inc. MT7902, MT7920, MT7921, MT7922, MT7925, MT7927
- MediaTek, Inc. MediaTek chipset
- MediaTek, Inc. MediaTek chipset
- MediaTek, Inc. MediaTek chipset
- MediaTek, Inc. MediaTek chipset
- MediaTek, Inc. MediaTek chipset
- MediaTek, Inc. MediaTek chipset
Weakness type
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