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

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Huawei HarmonyOS unaffected
Version Status Constraints
6.0.0 affected —

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://consumer.huawei.com/en/support/bulletin/2026/4/ cve-icon cve-icon
https://consumer.huawei.com/en/support/bulletinwearables/2026/4/ cve-icon cve-icon
History

Mon, 13 Apr 2026 04:00:00 +0000

Type Values Removed Values Added
Description UAF vulnerability in the communication module. Impact: Successful exploitation of this vulnerability may affect availability.
Weaknesses CWE-362
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: huawei

Published:

Updated: 2026-04-13T03:56:26.306Z

Reserved: 2026-03-31T01:11:13.701Z

Link: CVE-2026-34856

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-13T04:16:12.437

Modified: 2026-04-13T04:16:12.437

Link: CVE-2026-34856

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses