CVE-2026-20423

I

n 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.

References
Configurations

Configuration 1 (hide)

AND
cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*
OR cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7920:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7922:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7925:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7927:-:*:*:*:*:*:*:*

History

03 Mar 2026, 17:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : 7.1
v2 : unknown
v3 : 7.8

03 Mar 2026, 13:12

Type Values Removed Values Added
References () https://corp.mediatek.com/product-security-bulletin/March-2026 - () https://corp.mediatek.com/product-security-bulletin/March-2026 - Vendor Advisory
CPE cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7920:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7922:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7927:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7925:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*
First Time Mediatek mt7927
Mediatek mt7902
Mediatek nbiot Sdk
Mediatek
Mediatek mt7921
Mediatek mt7922
Mediatek mt7925
Mediatek mt7920
CWE CWE-787

02 Mar 2026, 19:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 7.1

02 Mar 2026, 09:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-02 09:16

Updated : 2026-03-03 17:16


NVD link : CVE-2026-20423

Mitre link : CVE-2026-20423

CVE.ORG link : CVE-2026-20423


JSON object : View

CWE
CWE-749

Exposed Dangerous Method or Function

CWE-787

Out-of-bounds Write