Out-of-Bounds Write Vulnerability in Safari and Apple Products
CVE-2026-43745

Currently unrated

Key Information:

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

What is CVE-2026-43745?

An out-of-bounds write vulnerability was identified in Safari and other Apple products, which could allow an attacker to exploit improper input validation. This vulnerability may lead to unexpected crashes when processing maliciously crafted web content. Apple has addressed this issue in version 26.5.2 for Safari, iOS, iPadOS, and macOS, enhancing security and ensuring users are protected against potential exploits.

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
May 1, 2026

CVE-2026-43745 Data

JSON