A critical race condition vulnerability in Apple macOS allows a local application to achieve root privilege escalation, posing a significant threat to system integrity.

The vulnerability is a race condition that occurs due to improper state handling. An authenticated local attacker with low privileges can exploit this flaw to execute arbitrary code with root permissions on the host system.

Successful exploitation of this vulnerability results in full system compromise, as the attacker gains root-level access. This allows for unauthorized data exfiltration, the installation of persistent backdoors, and the potential disabling of security controls. Given the CVSS score of 7.0, this represents a high-severity risk to organizational endpoints and infrastructure.

Immediate Action: Update all affected macOS systems to the versions specified in the vendor advisory: macOS Sequoia 15.7, macOS Sonoma 14.8, or macOS Tahoe 26.

Proactive Monitoring: Review system logs for unusual process activity, specifically focusing on unauthorized attempts to gain elevated privileges or unexpected modifications to system files.

Compensating Controls: Implement strict application sandboxing and monitor for any suspicious software attempting to interact with sensitive system state files or processes.

Public Exploit Available: Unknown

Organizations must prioritize patching all macOS endpoints to the identified secure versions immediately. Since this vulnerability allows for complete root privilege escalation, the risk to system security is severe, and the update should be deployed across the environment as part of the next maintenance cycle.