Out-of-bounds Read in Huawei Harmonyos

CVE-2026-81646

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

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Huawei Harmonyos — versions 6.1.0

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

Frequently asked questions

What is CVE-2026-81646?: CVE-2026-81646 is a medium-severity vulnerability in Huawei Harmonyos, classified under Out-of-bounds Read. CVSS score: 5.9/10. Published 2026-09-09.
How severe is CVE-2026-81646?: Medium severity. CVSS v3 base score is 5.9 out of 10.