CVE-2026-20407

CRITICAL EPSS 6.2%
Published Feb 2, 20264mo ago · Modified Jun 17, 20262w ago
9.3 CVSS 3.1
Critical
Find Similar
Published Feb 2, 2026 4mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.3
Exploitability
2.5
Impact
6.0
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
6.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 7

VendorProductVersionRange
mediateknbiot_sdk* ≤3.8
mediatekmt7902*any
mediatekmt7920*any
mediatekmt7921*any
mediatekmt7922*any
mediatekmt7925*any
mediatekmt7927*any

References 1

  • corp.mediatek.com https://corp.mediatek.com/product-security-bulletin/February-2026
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.