CVE-2025-54638

MEDIUM

Huawei Harmonyos - Insecure Deserialization

Title source: rule

Description

Issue of inconsistent read/write serialization in the ad module. Impact: Successful exploitation of this vulnerability may affect the availability of the ad service.

References (1)

[Vendor Advisory] https://consumer.huawei.com/en/support/bulletin/2025/8/

Scores

CVSS v3 5.5

EPSS 0.0007

EPSS Percentile 21.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-502

Status published

Affected Products (2)

huawei/harmonyos

Timeline

Published Aug 06, 2025

Tracked Since Feb 18, 2026