CVE-2025-20063
arkui_ace_engine has a type confusion vulnerability
in OpenHarmony v5.0.3 and prior versions allow a local attacker cause apps crash through type confusion.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
arkui_ace_engine has a type confusion vulnerability
in OpenHarmony v5.0.3 and prior versions allow a local attacker cause apps crash through type confusion.
- Record
CVE-2025-20063- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-843
- Updated
- 2026-11-02
EUVDEUVD-2025-17396
in OpenHarmony v5.0.3 and prior versions allow a local attacker cause apps crash through type confusion.
- Record
EUVD-2025-17396- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hcqq-p4c4-5775
in OpenHarmony v5.0.3 and prior versions allow a local attacker cause apps crash through type...
in OpenHarmony v5.0.3 and prior versions allow a local attacker cause apps crash through type confusion.
- Record
GHSA-hcqq-p4c4-5775- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-843
- Updated
- 2026-11-02
NVD
in OpenHarmony v5.0.3 and prior versions allow a local attacker cause apps crash through type confusion.
- Record
CVE-2025-20063- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-843
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-20063 is a low vulnerability (CVSS 3.3) in Openatom Openharmony, published June 8, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.