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Huawei HarmonyOS and EMUI Permission Control Vulnerability in Service Notifications

Vulnerability

A permission control vulnerability has been identified in the service notifications of Huawei devices running HarmonyOS 4.3.0, HarmonyOS 4.3.1, HarmonyOS 4.2.0, HarmonyOS 4.0.0, EMUI 15.0.0, EMUI 14.2.0, and EMUI 14.0.0. This vulnerability could be exploited to disrupt the availability of the service.

Impact

Exploitation of this vulnerability may lead to a denial-of-service condition, affecting the availability of the service notifications.

Added: Jun 9, 2026, 8:31 AM
Updated: Jun 9, 2026, 8:31 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
3.3
remediation
7.7
relevance
9.3
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.