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HarmonyOS CVE-2026-49308

| EUVDEUVD-2026-60073 MEDIUM
Permissions, Privileges, and Access Controls (CWE-264)
2026-08-17 huawei GHSA-7q7x-jr25-x435
5.5
CVSS 3.1 · Vendor: huawei
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Severity by source

Vendor (huawei) PRIMARY
5.5 MEDIUM
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
vuln.today AI
5.5 MEDIUM

Local vector confirmed by description; no prior privileges needed but user clipboard interaction required; confidentiality-only impact with no integrity or availability consequence.

3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
4.0 AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (huawei).

CVSS VectorVendor: huawei

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
Aug 17, 2026 - 13:35 vuln.today

DescriptionCVE.org

Permission control vulnerability in the clipboard module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

AnalysisAI

Improper permission controls in the HarmonyOS 6.1.0 clipboard module expose confidential data to local attackers. The flaw, classified under CWE-264 (Permissions, Privileges, and Access Controls), allows a local actor who can induce user interaction to read clipboard contents without appropriate authorization, impacting confidentiality only. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires local access to the device - an attacker must have a malicious application executing on the target HarmonyOS 6.1.0 device. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 5.5 Medium score reflects a constrained threat profile: local access is required (AV:L), no prior privileges are needed (PR:N), but user interaction must occur (UI:R), and scope is unchanged (S:U) with only confidentiality impact (C:H/I:N/A:N). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Apply the patch or update detailed in Huawei's August 2026 security bulletin at https://consumer.huawei.com/en/support/bulletin/2026/8/. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-49308 vulnerability details – vuln.today

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