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CVE Vulnerability Details :
CVE-2026-20436
PUBLISHED
More InfoOfficial Page
Assigner-MediaTek
Assigner Org ID-ee979b05-11f8-4f25-a7e0-a1fa9c190374
View Known Exploited Vulnerability (KEV) details
Published At-02 Mar, 2026 | 08:39
Updated At-03 Mar, 2026 | 04:55
Rejected At-
▼CVE Numbering Authority (CNA)

In 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.

Affected Products
Vendor
MediaTek Inc.MediaTek, Inc.
Product
MT7902, MT7920, MT7921, MT7922, MT7925, MT7927, MT8696
Versions
Affected
  • NB SDK release 3.8 and before
Problem Types
TypeCWE IDDescription
CWECWE-120CWE-120 Classic Buffer Overflow
Type: CWE
CWE ID: CWE-120
Description: CWE-120 Classic Buffer Overflow
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://corp.mediatek.com/product-security-bulletin/March-2026
N/A
Hyperlink: https://corp.mediatek.com/product-security-bulletin/March-2026
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
3.16.7MEDIUM
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 6.7
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
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Exploits
Credits
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EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found