CVE-2026-20407

CRITICAL
2026-02-02 [email protected]
9.3
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:01 vuln.today
CVE Published
Feb 02, 2026 - 09:15 nvd
CRITICAL 9.3

Tags

Privilege Escalation Nbiot Sdk

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.

Analysis

Out-of-bounds write in Android WLAN STA driver due to missing bounds check allows local privilege escalation to System with user interaction.

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Remediation

Within 24 hours: Inventory all systems with vulnerable WLAN drivers and assess user base size. Within 7 days: Implement network segmentation to restrict local access capabilities and disable unnecessary WLAN features if operationally feasible; communicate risk to affected user populations. …

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +46
POC: 0

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CVE-2026-20407 vulnerability details – vuln.today
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