CVE-2026-34858

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

CVSS v3 4.1 MEDIUM

4.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.5 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://consumer.huawei.com/en/support/bulletin/2026/4/	Vendor Advisory
https://consumer.huawei.com/en/support/bulletinvision/2026/4/	Vendor Advisory
https://consumer.huawei.com/en/support/bulletinwearables/2026/4/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:huawei:harmonyos:5.1.0:::::::*
	cpe:2.3:o:huawei:harmonyos:5.1.1:::::::*
	cpe:2.3:o:huawei:harmonyos:6.0.0:::::::*

History

26 Oct 2026, 00:10

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad UAF en el módulo de comunicación. Impacto: La explotación exitosa de esta vulnerabilidad puede afectar la disponibilidad.

Information

Published : 2026-04-13 05:16

Updated : 2026-10-26 00:10

NVD link : CVE-2026-34858

Mitre link : CVE-2026-34858

CVE.ORG link : CVE-2026-34858

JSON object : View

Products Affected

huawei

harmonyos

CWE

CWE-362

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

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