HOMEVULNERABILITIESCVE-2026-34859
HIGH

CVE-2026-34859

CWE-416Published: April 13, 2026· Updated: Apr 15, 2026

7.1
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:0.4th

Official Description

UAF vulnerability in the kernel module.

Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

NVD Source

Technical Analysis

CVE-2026-34859 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), availability disruption (denial of service), with a CVSS base score of 7.1.

From a weakness classification perspective (CWE-416): Use-after-free vulnerabilities involve accessing memory after it has been freed, often enabling arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected Vendors & Products

Huawei2 products
harmonyosemui
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://consumer.huawei.com/en/support/bulletin/2026/4/
ADVISORYhttps://consumer.huawei.com/en/support/bulletinvision/2026/4/

All References (2)

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

Quick Facts

CVE IDCVE-2026-34859
CVSS Score7.1 / 10
SeverityHIGH
WeaknessCWE-416
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedApr 13, 2026

Related CVEs (CWE-416)

CVE-2026-13782
10.0
CVE-2026-25983
9.8
CVE-2026-25953
9.8
CVE-2026-7531
9.8
CVE-2026-25952
9.8
CVE-2026-6722
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-34859 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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