CVE-2026-0021

HIGH
2026-03-02 [email protected]
8.4
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Mar 02, 2026 - 19:16 nvd
HIGH 8.4

Tags

Privilege Escalation Android Google

Description

In hasInteractAcrossUsersFullPermission of AppInfoBase.java, there is a possible cross-user permission bypass due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Analysis

Android versions up to 14.0 contains a vulnerability that allows attackers to local escalation of privilege with no additional execution privileges needed (CVSS 8.4).

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Remediation

Within 24 hours: Inventory all Android devices in use, identify those running versions up to 14.0, and assess which are used for business-critical functions. Within 7 days: Disable non-essential local services where possible, enforce device lock policies, and communicate patch timeline expectations to stakeholders. …

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Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +42
POC: 0

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CVE-2026-0021 vulnerability details – vuln.today
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