Memory Handling Vulnerability in Safari and iOS by Apple
CVE-2026-39872

Currently unrated

Key Information:

Vendor: Apple
Status: Safari; iOS And iPad OS; Mac OS
Vendor: CVE Published:; 29 June 2026

What is CVE-2026-39872?

This vulnerability arises from improper memory handling within Safari and associated Apple operating systems. It allows attackers to exploit processing of maliciously crafted web content, potentially resulting in unexpected crashes of the application. Users of affected versions are urged to update to the latest software releases to mitigate this issue and enhance their security posture.

Affected Version(s)

iOS and iPadOS 0 < 26.5.2

macOS 0 < 26.5.2

Safari 0 < 26.5.2

References

https://support.apple.com/en-us/127594

https://support.apple.com/en-us/127595

https://support.apple.com/en-us/127685

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Jun 29, 2026
Vulnerability Reserved
Apr 7, 2026

CVE-2026-39872 Data

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