Use After Free in Huawei Harmonyos

CVE-2026-49306

UAF vulnerability in the time and time zone module. Impact: Successful exploitation of this vulnerability may affect availability.

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Huawei Harmonyos — versions 6.1.0

Weakness classification (CWE)

CWE-416 — Use After Free

References

Frequently asked questions

What is CVE-2026-49306?: CVE-2026-49306 is a low-severity vulnerability in Huawei Harmonyos, classified under Use After Free. CVSS score: 3.3/10. Published 2026-08-17.
How severe is CVE-2026-49306?: Low severity. CVSS v3 base score is 3.3 out of 10.