Huawei AppGallery versions before 8.0.4.301 has an arbitrary Javascript running vulnerability. An attacker may set up a malicious network environment and trick user into accessing a malicious web page to bypass the whitelist mechanism, which make the malicious Javascript loaded and run in the smart phone.

References

• https://nvd.nist.gov/vuln/detail/CVE-2018-7932
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180423-01-app-en