CVE-2026-65362 in macOS
Summary
by MITRE • 09/15/2026
This issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to gain root privileges.
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Analysis
by VulDB Data Team • 09/15/2026
The vulnerability described involves a privilege escalation flaw within the operating system that allows an application to obtain root-level access without proper authorization. This type of issue typically stems from insufficient validation or checks during the execution of privileged operations, enabling malicious software to bypass security controls and execute commands with the highest level of system authority. The resolution for this specific weakness was implemented through improved verification mechanisms designed to ensure that only authorized processes can request elevated privileges, thereby closing the gap that allowed unauthorized access.
From a technical perspective, such vulnerabilities are often categorized under CWE-269, which refers to Improper Privilege Management. This classification highlights failures in enforcing least privilege principles or validating user roles before granting administrative rights. In many cases, these flaws arise when applications interact with system services or kernel components without adequately verifying the integrity of their requests or checking if they possess the necessary credentials. The fix likely involved tightening input validation, enhancing sandboxing restrictions, and ensuring that all elevation prompts are strictly enforced to prevent silent privilege escalation.
The operational impact of this vulnerability is severe because root access grants complete control over the system. An attacker who exploits this flaw can install persistent malware, modify critical system files, steal sensitive data such as passwords or encryption keys, and disable security features like firewalls or antivirus software. Since macOS systems often handle personal and professional information with high sensitivity, gaining root privileges effectively compromises the entire device's confidentiality, integrity, and availability. This risk is particularly acute if the vulnerable application is one that users frequently interact with or trust implicitly.
To mitigate similar risks in future scenarios, it is essential to keep all software updated to the latest versions where such patches are available. For macOS environments, this includes updating to macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7 as specified. Additionally, users should adhere to the principle of least privilege by avoiding running applications with administrative rights unless absolutely necessary. Implementing application control policies that restrict which programs can request elevation can further reduce exposure. Security teams should also monitor for unusual system behavior indicative of privilege escalation attempts, aligning detection strategies with MITRE ATT&CK techniques related to account manipulation and defense evasion.