CVE-2026-64715

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.6.1 iOS versions prior to 18.7.10 iPadOS versions prior to 18.7.10 iOS versions prior to 26.6.1 iPadOS versions prior to 26.6.1 macOS Tahoe versions prior to 26.6.2

Description A use-after-free issue exists in the Apple Safari JavaScriptCore B3 ReduceStrength phase. A use-after-free is a memory corruption flaw that occurs when an application continues to use a pointer after it has been freed. Processing maliciously crafted web content can trigger this flaw, potentially leading to an unexpected process crash or remote code execution.

Recommendations Update Safari to version 26.6.1. Update iOS to version 18.7.10. Update iPadOS to version 18.7.10. Update iOS to version 26.6.1. Update iPadOS to version 26.6.1. Update macOS Tahoe to version 26.6.2.