CVE-2026-20430

I

n 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.

References
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:21.02.0:-:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:23.05.0:-:*:*:*:*:*:*
OR cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7916:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7981:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7986:-:*:*:*:*:*:*:*

History

02 Mar 2026, 22:05

Type Values Removed Values Added
First Time Mediatek mt7986
Mediatek mt7916
Openwrt
Mediatek mt7981
Mediatek software Development Kit
Mediatek
Mediatek mt7915
Openwrt openwrt
Mediatek mt6890
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:mt7915:-:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7981:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7986:-:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:23.05.0:-:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7916:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:21.02.0:-:*:*:*:*:*:*

02 Mar 2026, 14:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 8.8

02 Mar 2026, 09:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-03-02 09:16

Updated : 2026-03-02 22:05


NVD link : CVE-2026-20430

Mitre link : CVE-2026-20430

CVE.ORG link : CVE-2026-20430


JSON object : View

CWE
CWE-787

Out-of-bounds Write