Memory Corruption Vulnerability in Apple iOS and macOS Products
CVE-2026-64788

Currently unrated

Key Information:

Vendor: Apple
Status: iOS And iPad OS; Mac OS
Vendor: CVE Published:; 17 August 2026

What is CVE-2026-64788?

A memory corruption issue has been identified in Apple’s iOS and macOS systems, resulting from the processing of maliciously crafted web content. This vulnerability allows attackers to exploit the weakness, potentially leading to system instability or unauthorized access. Apple has addressed this issue with updates in iOS 26.6.1, iPadOS 26.6.1, and macOS Tahoe 26.6.2 to enhance memory management and protect users from possible threats.

Affected Version(s)

iOS and iPadOS 0 < 26.6.1

macOS 0 < 26.6.2

References

https://support.apple.com/en-us/148281

https://support.apple.com/en-us/148282

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Aug 17, 2026
Vulnerability Reserved
Jul 20, 2026

CVE-2026-64788 Data

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