CVE-2025-54609: Huawei Harmonyos

High severity, CVSS 7.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Out-of-bounds access vulnerability in the audio codec module. Impact: Successful exploitation of this vulnerability may affect availability.

Affected products

• Huawei Harmonyos: version 5.0.1 only; version 5.1.0 only

Published 2025-08-06. Last modified 2026-06-17.