Apple WebKit Memory Corruption Vulnerability Leading to Process Crash

Vulnerability

A memory corruption vulnerability has been identified in the WebKit component of multiple Apple operating systems, including iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS, all in version 26.5. This vulnerability allows processing of maliciously crafted web content, which may result in an unexpected process crash. The issue was addressed with improved memory handling.

Impact

Exploitation of this vulnerability can cause a process to crash unexpectedly, disrupting normal application or system functionality.

Remediation

Users can update to the latest version of the affected operating systems to address this vulnerability. Instructions for updating can be found on the Apple Support website.

Added: May 11, 2026, 9:52 PM
Updated: May 11, 2026, 9:52 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
4.4
remediation
7.7
relevance
8.0
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.