In a security advisory on its website, Apple said it was aware of two vulnerabilities that “may have been actively exploited on Intel-based Mac systems.” The bugs are considered “zero day” vulnerabilities because they were unknown to Apple at the time they were exploited.

Apple has released critical security updates for Intel-based Macs after discovering two zero-day vulnerabilities being actively exploited by cyberattacks. The flaws, related to WebKit and JavaScriptCore,

Apple warns Mac users about two critical zero-day vulnerabilities actively exploited by hackers. Urgent software updates are available for Mac, iPhone, and iPad to prevent malware attacks and data theft.