CVE-2026-34856

Severity CVSS v4.0:

Pending analysis

Type:

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Publication date:

13/04/2026

Last modified:

16/04/2026

Description

UAF vulnerability in the communication module.<br /> Impact: Successful exploitation of this vulnerability may affect availability.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.30 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): High

Base Score 3.x

7.30

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:huawei:harmonyos:6.0.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-34856

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools