As a user, keep your apps up to date. Microsoft has uncovered an Android app vulnerability that's been named Dirty Stream.

A newly discovered Android vulnerability allows malicious apps to potentially hijack other apps and steal sensitive user data.

Microsoft has discovered a serious new security vulnerability that impacts popular Android apps and puts billions of devices at risk. “The implications of this vulnerability pattern” its report warns, “include arbitrary code execution and token theft, depending on an application’s implementation.”

Microsoft has discovered a serious vulnerability nicknamed “Dirty Stream” that threatens popular Android apps. The vulnerability lies in how certain apps handle data streams. If not implemented securely,

Microsoft’s security research team has flagged some apps — downloaded by 4 billion users — that could put Android smartphones at risk. In a blog post, Microsoft’s Threat Intelligence Team said, “We identified several vulnerable applications in the Google Play Store that represented over four billion installations.