macOS & tvOS Pre-26.6 Type Confusion App-Induced System Crash
CVE-2026-64727 Published on July 27, 2026
A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.
Vulnerability Analysis
CVE-2026-64727 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is an Object Type Confusion Vulnerability?
The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
CVE-2026-64727 has been classified to as an Object Type Confusion vulnerability or weakness.
Products Associated with CVE-2026-64727
stack.watch emails you whenever new vulnerabilities are published in Apple macOS or Apple tvOS. Just hit a watch button to start following.
Affected Versions
Apple macOS:- Before 26.6 is affected.
- Before 26.6 is affected.