Memory Corruption Vulnerability in Apple iOS and macOS Products
CVE-2026-43794

Currently unrated

Key Information:

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

What is CVE-2026-43794?

This vulnerability involves a memory corruption issue within specific Apple operating systems, which is triggered by processing maliciously crafted web content. The flaw could potentially allow attackers to manipulate memory inappropriately, leading to unpredictable behavior, crashes, or unauthorized access. Apple has addressed the issue with enhanced memory handling protocols in the latest software updates for iOS, iPadOS, and macOS.

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
May 1, 2026

CVE-2026-43794 Data

JSON