Use-After-Free Vulnerability in Apple's Safari and Related Products
CVE-2026-64783

Currently unrated

Key Information:

Vendor

Apple
Status
Safari
iOS And iPad OS
Mac OS
Visionos
Vendor
CVE Published:
27 July 2026

What is CVE-2026-64783?

A use-after-free vulnerability has been identified in Apple's Safari and related products, which may allow processing maliciously crafted web content to cause unexpected crashes. This issue stems from inadequate memory management, leaving systems exposed to potential disruptions. Users are encouraged to update to the latest versions of affected operating systems, including Safari 26.6, iOS 26.6, iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, and watchOS 26.6 to mitigate risks associated with this vulnerability.

Affected Version(s)

iOS and iPadOS 0 < 26.6

macOS 0 < 26.6

Safari 0 < 26.6

References

https://support.apple.com/en-us/128066
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128068

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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