CVE-2026-49308: CWE-264 Permissions, Privileges, and Access Controls in Huawei HarmonyOS
CVE-2026-49308 is a permission control vulnerability in the clipboard module of Huawei HarmonyOS version 6.1.0. Exploiting this flaw may allow unauthorized access to clipboard data, impacting service confidentiality. The vulnerability has a medium severity with a CVSS score of 5.5. There is no official patch or remediation guidance currently available from the vendor. No known exploits in the wild have been reported.
AI Analysis
Technical Summary
This vulnerability in Huawei HarmonyOS 6.1.0 involves improper permission controls within the clipboard module, classified under CWE-264 (Permissions, Privileges, and Access Controls). Successful exploitation could lead to unauthorized disclosure of clipboard contents, affecting confidentiality. The CVSS 3.1 vector indicates local attack vector with low attack complexity, no privileges required, user interaction needed, and high confidentiality impact without integrity or availability impact.
Potential Impact
The primary impact is on confidentiality, where unauthorized access to clipboard data could expose sensitive information. There is no impact on integrity or availability. The attack requires local access and user interaction, limiting the ease of exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been published by Huawei. Users and administrators should monitor Huawei's advisories for updates and apply patches once available.
CVE-2026-49308: CWE-264 Permissions, Privileges, and Access Controls in Huawei HarmonyOS
Description
CVE-2026-49308 is a permission control vulnerability in the clipboard module of Huawei HarmonyOS version 6.1.0. Exploiting this flaw may allow unauthorized access to clipboard data, impacting service confidentiality. The vulnerability has a medium severity with a CVSS score of 5.5. There is no official patch or remediation guidance currently available from the vendor. No known exploits in the wild have been reported.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Huawei HarmonyOS 6.1.0 involves improper permission controls within the clipboard module, classified under CWE-264 (Permissions, Privileges, and Access Controls). Successful exploitation could lead to unauthorized disclosure of clipboard contents, affecting confidentiality. The CVSS 3.1 vector indicates local attack vector with low attack complexity, no privileges required, user interaction needed, and high confidentiality impact without integrity or availability impact.
Potential Impact
The primary impact is on confidentiality, where unauthorized access to clipboard data could expose sensitive information. There is no impact on integrity or availability. The attack requires local access and user interaction, limiting the ease of exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been published by Huawei. Users and administrators should monitor Huawei's advisories for updates and apply patches once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- huawei
- Date Reserved
- 2026-05-29T03:16:14.062Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a82c954bf8831d5398c74bb
Added to database: 08/17/2026, 08:41:56 UTC
Last enriched: 08/17/2026, 08:59:49 UTC
Last updated: 08/17/2026, 09:03:26 UTC
Views: 13
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.