CVE-2026-49315

Local service interruption

Published Sep 9, 2026 · Updated Sep 9, 2026

Denial of service in Huawei HarmonyOS and EMUI input device modules allows local users to interrupt device operation. Huawei has not disclosed the triggering input, affected code path, or incorrect operation that produces the denial of service. Exploitation requires local access but no privileges or user interaction; the reported consequence is limited to availability.

CVSS severity7.1
High
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Huawei HarmonyOS and EMUI input device modules allows local users to interrupt device operation. Huawei has not disclosed the triggering input, affected code path, or incorrect operation that produces the denial of service. Exploitation requires local access but no privileges or user interaction; the reported consequence is limited to availability.

The record

CVE
CVE-2026-49315
Published
Sep 9, 2026
Updated
Sep 9, 2026
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-264, T1642
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 9, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 9, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=4.0.0
  2. Affected versionversion=4.2.0
  3. Affected versionversion=4.3.0
  4. Affected versionversion=4.3.1
  5. Affected versionversion=4.3.3

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

MindSpore · HarmonyOSversion=4.0.0; version=4.2.0; version=4.3.0; version=4.3.1; version=4.3.3
MindSpore · EMUIversion=14.0.0; version=14.2.0; version=15.0.0; version=16.0.0

Published CVSS scores

7.1HuaweiCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-264Permissions, Privileges, and Access Controls
T1642Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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