CVE-2026-34865 PUBLISHED

Assigner: huawei
Reserved: 31.03.2026 Published: 13.04.2026 Updated: 13.04.2026

Out-of-bounds write vulnerability in the WEB module.Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS Score: 10

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Huawei
Product	HarmonyOS
Versions	Default: unaffected Version 6.0.0 is affected

References

https://consumer.huawei.com/en/support/bulletinwearables/2026/4/

Problem Types

CWE-122 Heap-based buffer overflow CWE