Access control flaw in Huawei HarmonyOS
Priority LOW 18CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-264.
Summary
Permission control vulnerability in the window module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00104 1st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-49312
- 2026-10-03 Alias added: GHSA-qvj3-4r8p-pgm3
References
More Huawei vulnerabilities
- TI-2019-00485 Use after free in Microsoft Windows KEVCVSS 3.1CRITICAL 9.8
- TI-2016-02580 Code injection in Apache Struts through Dynamic Method Invocation KEVCVSS 3.1HIGH 8.1
- TI-2020-00067 Out-of-bounds write in Android KEVCVSS 3.1HIGH 7.8
- TI-2019-01829 Use after free in Android KEVCVSS 3.1HIGH 7.8
- TI-2017-10594 Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a… CVSS 3.1CRITICAL 9.8
- TI-2017-12631 Improper input validation in Huawei HG532 CVSS 3.0HIGH 8.8
Sources
- CVE-2026-49312 · CVE Program
- CVE-2026-49312 · NVD
- FIRST EPSS
- GHSA-qvj3-4r8p-pgm3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences