Out-of-Bounds Access Issue in Apple Safari on iOS and macOS
CVE-2026-64784

Currently unrated

Key Information:

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

What is CVE-2026-64784?

An out-of-bounds access vulnerability in Apple Safari can lead to unexpected application crashes when processing malicious web content. This issue has been addressed with improved bounds checking in multiple versions of iOS, iPadOS, and macOS. Users are advised to update their devices to the latest versions to mitigate potential risks associated with this issue.

Affected Version(s)

iOS and iPadOS 0 < 18.7.10

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

https://support.apple.com/en-us/148287

Download the Critical Vulnerability Management Cheat Sheet

Timeline

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

CVE-2026-64784 Data

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