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MEDIUM · 6.7

CVE-2026-34863

Out-of-bounds write vulnerability in the file system. Impact: Successful exploitation of this vulnerability may affect availability.

Vulnerability Description

Out-of-bounds write vulnerability in the file system. Impact: Successful exploitation of this vulnerability may affect availability.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
HuaweiHarmonyos5.1.0

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2026-34863?

CVE-2026-34863 is a vulnerability with a CVSS score of 6.7 (MEDIUM). Out-of-bounds write vulnerability in the file system. Impact: Successful exploitation of this vulnerability may affect availability.

How severe is CVE-2026-34863?

CVE-2026-34863 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-34863?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Harmonyos.