Insecure Permissions vulnerability in Connectivity Standards Alliance Matter Official SDK v.1.1.0.0 , Nanoleaf Light strip v.3.5.10, Govee LED Strip v.3.00.42, switchBot Hub2 v.1.0-0.8, Phillips hue hub v.1.59.1959097030, and yeelight smart lamp v.1.12.69 allows a remote attacker to cause a denial of service via a crafted script to the KeySetRemove function.
Govee Home app has unprotected access to WebView component which can be opened by any app on the device. By sending an URL to a specially crafted site, the attacker can execute JavaScript in context of WebView or steal sensitive user data by displaying phishing content.