Apple rolls out iOS 18.3: Urgent update to fix 29 security vulnerabilities

Apple has rolled out iOS 18.3, urging users to install the update immediately due to the patching of 29 security vulnerabilities, including one that has already been exploited in cyberattacks.

Vulnerabilities addressed in iOS 18.3

This update fixes a range of serious security flaws across several system components, including CoreMedia, Kernel, WebKit, and AirPlay. The one notable vulnerability (CVE-2025-24085) allows a malicious app to escalate privileges and has reportedly been used in attacks on earlier iOS versions.