CVE-2026-34859

Name: CVE-2026-34859
Creator: NVD / NIST
Published: 2026-04-13T05:16:03.81+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.08%

Last modified Jun 17, 2026

CVE-2026-34859 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. UAF vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.. EPSS estimates a 0.08% chance of exploitation in the next 30 days.

Description

UAF vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

Metrics

CVSS 3.1

7.1/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS Probability

0.08%

0.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Huawei	Harmonyos	4.2.0
Huawei	Harmonyos	4.3.0
Huawei	Emui	14.2.0
Huawei	Emui	15.0.0

References

https://consumer.huawei.com/en/support/bulletin/2026/4/Vendor Advisory
https://consumer.huawei.com/en/support/bulletinvision/2026/4/Vendor Advisory

Timeline

Published: Apr 13, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-34859?

UAF vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

How severe is CVE-2026-34859?

CVE-2026-34859 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.08% probability of exploitation in the next 30 days.

How do I fix CVE-2026-34859?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-34859?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST