CVE-2026-20407

Published Feb 2, 2026

Last updated 3 months ago

Overview

Description
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 with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00464377; Issue ID: MSV-4905.
Source
security@mediatek.com
NVD status
Analyzed
Products
nbiot_sdk

Risk scores

CVSS 3.1

Type
Secondary
Base score
9.3
Impact score
6
Exploitability score
2.5
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

security@mediatek.com
CWE-787

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.