CVE-2026-41973: CWE-840 Business Logic Errors in Huawei HarmonyOS
CVE-2026-41973 is a permission control vulnerability in Huawei HarmonyOS related to business logic errors (CWE-840). Successful exploitation may impact system availability. The vulnerability has a medium severity with a CVSS score of 5.9. It affects multiple versions of HarmonyOS including 4.0.0, 4.2.0, 4.3.0, and 4.3.1. No official patch or remediation guidance is currently available from the vendor.
AI Analysis
Technical Summary
This vulnerability in Huawei HarmonyOS involves improper permission control due to business logic errors (CWE-840) in the call handling functionality. Exploiting this flaw could affect the availability of the system. The CVSS 3.1 base score is 5.9, indicating a medium severity level with local attack vector, low attack complexity, no privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. The affected versions explicitly include 4.0.0, 4.2.0, 4.3.0, and 4.3.1. There is no vendor advisory or patch information available at this time.
Potential Impact
Successful exploitation may lead to availability issues on affected HarmonyOS versions. The vulnerability also impacts confidentiality and integrity to a lesser extent, but the primary concern is availability disruption. There are no known exploits in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround is provided, monitor Huawei's security advisories for updates. No specific mitigation actions are indicated by the vendor at this time.
CVE-2026-41973: CWE-840 Business Logic Errors in Huawei HarmonyOS
Description
CVE-2026-41973 is a permission control vulnerability in Huawei HarmonyOS related to business logic errors (CWE-840). Successful exploitation may impact system availability. The vulnerability has a medium severity with a CVSS score of 5.9. It affects multiple versions of HarmonyOS including 4.0.0, 4.2.0, 4.3.0, and 4.3.1. No official patch or remediation guidance is currently available from the vendor.
CVSS v3.1
Score 5.9medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Huawei HarmonyOS involves improper permission control due to business logic errors (CWE-840) in the call handling functionality. Exploiting this flaw could affect the availability of the system. The CVSS 3.1 base score is 5.9, indicating a medium severity level with local attack vector, low attack complexity, no privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. The affected versions explicitly include 4.0.0, 4.2.0, 4.3.0, and 4.3.1. There is no vendor advisory or patch information available at this time.
Potential Impact
Successful exploitation may lead to availability issues on affected HarmonyOS versions. The vulnerability also impacts confidentiality and integrity to a lesser extent, but the primary concern is availability disruption. There are no known exploits in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround is provided, monitor Huawei's security advisories for updates. No specific mitigation actions are indicated by the vendor at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- huawei
- Date Reserved
- 2026-04-23T01:42:44.929Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a27c1d0e29bf47b5068ffd2
Added to database: 06/09/2026, 07:33:36 UTC
Last enriched: 06/16/2026, 08:45:59 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 48
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