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Apple WebKit Memory Corruption Vulnerability Leading to Process Crash

Vulnerability

A memory corruption vulnerability has been identified in the WebKit component of Apple iOS, iPadOS, macOS Tahoe, tvOS, and visionOS, all version 26.5. This vulnerability allows processing of maliciously crafted web content, which may result in an unexpected process crash.

Impact

Exploitation of this vulnerability causes a process crash, disrupting normal application or system functionality.

Remediation

Users can update to iOS 26.5, iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, or visionOS 26.5 to address this vulnerability.

Added: May 11, 2026, 10:11 PM
Updated: May 11, 2026, 10:11 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
4.2
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.