Double Free in Huawei Harmonyos

CVE-2026-34867

Double free vulnerability in the multi-mode input system. Impact: Successful exploitation of this vulnerability may affect availability.

Vulnerability class: Double Free

EPSS: 0.000 (0.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:H.

Affected products

Huawei Harmonyos — versions 6.0.0, 5.1.0

Weakness classification (CWE)

CWE-415 — Double Free

References

Frequently asked questions

What is CVE-2026-34867?: CVE-2026-34867 is a medium-severity vulnerability in Huawei Harmonyos, classified under Double Free. CVSS score: 5.6/10. Published 2026-04-13.
How severe is CVE-2026-34867?: Medium severity. CVSS v3 base score is 5.6 out of 10.