A new zero-day vulnerability was identified in the vanilla Android operating system, affecting a large number of users and devices. The exploit has likely already been used in the wild by the NSO Group, an Israeli-based security company known for selling zero-day exploits.
Zero-day vulnerabilities are among the most dangerous bugs developers find in apps and operating systems. Sometimes, researchers find these types of vulnerabilities before anyone else learns about them, but that’s not always the case.