Attackers exploit patched macOS Screen Sharing flaw to deploy cryptominer

A recently patched security flaw in Apple macOS is being actively exploited by hackers to bypass authentication, gain root access, and install a cryptominer, the Netherlands’ National Cyber Security Centre (NCSC) warns. The vulnerability, tracked as CVE-2026-65400, , let attackers authenticate to macOS Screen Sharing without valid login credentials. Apple fixed the issue with updates to macOS Sequoia (15.7.9), Sonoma (14.8.9), and Tahoe (26.6.1), and advised its macOS users to upgrade their systems. “An authentication … More → The post Attackers exploit patched macOS Screen Sharing flaw to deploy cryptominer appeared first on Help Net Security.