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CVE-2026-34865

CRITICAL
10.0
CVSS 4.0
Description
Out-of-bounds write vulnerability in the WEB module.Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

Metadata

CVE ID
CVE-2026-34865
State
PUBLISHED
Assigner
huawei
Reserved
2026-03-31 01:11 UTC
Published
2026-04-13 06:02 UTC
Last updated
2026-04-13 13:08 UTC
Primary CWE
CWE-122
CWE-122 Heap-based buffer overflow
Vendor / Product
Huawei / HarmonyOS
Sources
cve.org  ·  NVD

Severity & Metrics

10.0 CRITICAL CVSS 4.0
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
SSVC — CISA Coordinator
Exploitation
none
Automatable
yes
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
Huawei HarmonyOS — 6.0.0
Weakness (CWE)
CWESourceDescription
CWE-122 cna CWE-122 Heap-based buffer overflow
CVSS scores (1)
ScoreSeverityVersionSourceVector
10.0 CRITICAL 4.0 cna 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
References (1)
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