Binance has issued a security warning to iPhone users after researchers disclosed an iOS vulnerability that allows malicious applications to bypass Apple’s sandbox protections and access files belonging to other apps, potentially exposing cryptocurrency wallets and sensitive personal information.

The vulnerability, known as worse_query, affects devices running iOS 26 and iOS 27. Security researchers say the latest Apple software updates have not fixed the flaw, leaving users potentially exposed if they install an application capable of exploiting it.

The exploit can allow one iPhone app to access another app’s local storage without requiring a jailbreak, potentially exposing wallet recovery phrases, private keys and…