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Apple WebKit Denial-of-Service Vulnerability

Vulnerability

A denial-of-service vulnerability has been identified in the WebKit component of various Apple operating systems, including iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS, all in version 26.5. This vulnerability arises from improper memory handling, which can lead to an unexpected process crash when maliciously crafted web content is processed.

Impact

Exploitation of this vulnerability causes an unexpected process crash, leading to a denial-of-service condition.

Remediation

Users can update to the latest version of the affected operating systems to address this vulnerability.

Added: May 11, 2026, 10:14 PM
Updated: May 11, 2026, 10:14 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.