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HarmonyOS CVE-2026-41964

| EUVD-2026-30523 HIGH
Race Condition (CWE-362)
2026-05-15 huawei GHSA-9wgr-ww7c-cg24
Information Disclosure Race Condition
8.4
CVSS 3.1
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CVSS VectorNVD

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
May 15, 2026 - 10:30 vuln.today
CVE Published
May 15, 2026 - 09:00 nvd
HIGH 8.4

DescriptionNVD

Permission control vulnerability in the web. Impact: Successful exploitation of this vulnerability may affect availability.

AnalysisAI

Race condition in HarmonyOS web component enables local privilege escalation to full system compromise without authentication. The TOCTOU flaw (CWE-362) allows local attackers to achieve high confidentiality, integrity, and availability impact through unauthorized permission escalation. …

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RemediationAI

Within 24 hours: Inventory all HarmonyOS mobile and laptop devices in your environment and identify their current firmware versions. Within 7 days: Consult Huawei's May 2026 security bulletins to confirm patch availability for your specific device models and apply vendor-released patches to all affected systems according to the rollout plan. …

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CVE-2026-41964 vulnerability details – vuln.today
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