What is CVE-2026-81647?

CVE-2026-81647 is a medium-severity vulnerability in Huawei Harmonyos, classified under Integer Overflow to Buffer Overflow. CVSS score: 5.3/10. Published 2026-09-09.

How severe is CVE-2026-81647?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Huawei Harmonyos

CVE-2026-81647

Out-of-bounds read vulnerability in the graphics module. Impact: Successful exploitation of this vulnerability may affect availability.

CVSS v3 metric

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

Affected products

Huawei Harmonyos — versions 6.1.0

Weakness classification (CWE)

CWE-680 — Integer Overflow to Buffer Overflow

References

psirt@huawei.com
psirt@huawei.com
psirt@huawei.com

Frequently asked questions

What is CVE-2026-81647?: CVE-2026-81647 is a medium-severity vulnerability in Huawei Harmonyos, classified under Integer Overflow to Buffer Overflow. CVSS score: 5.3/10. Published 2026-09-09.
How severe is CVE-2026-81647?: Medium severity. CVSS v3 base score is 5.3 out of 10.