Vulnerability in Huawei Harmonyos

CVE-2025-54621

Iterator failure issue in the WantAgent module. Impact: Successful exploitation of this vulnerability may cause memory release failures.

EPSS: 0.001 (0.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Huawei Harmonyos — versions 5.1.0

Weakness classification (CWE)

CWE-664

References

psirt@huawei.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-54621?: CVE-2025-54621 is a medium-severity vulnerability in Huawei Harmonyos, classified under CWE-664. CVSS score: 5.3/10. Published 2025-08-06.
How severe is CVE-2025-54621?: Medium severity. CVSS v3 base score is 5.3 out of 10.