CVE-2026-20436

I

n wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00473802; Issue ID: MSV-5970.

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:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8696:-:*:*:*:*:*:*:*

History

03 Mar 2026, 12:49

Type Values Removed Values Added
First Time Mediatek mt7927
Mediatek mt8696
Mediatek mt7902
Mediatek nbiot Sdk
Mediatek
Mediatek mt7921
Mediatek mt7922
Mediatek mt7925
Mediatek mt7920
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:h:mediatek:mt7922:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*
cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8696:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7920:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7927:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7925:-:*:*:*:*:*:*:*

02 Mar 2026, 21:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 6.7

02 Mar 2026, 09:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-02 09:16

Updated : 2026-03-03 12:49


NVD link : CVE-2026-20436

Mitre link : CVE-2026-20436

CVE.ORG link : CVE-2026-20436


JSON object : View

CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')