Apple WebKit Buffer Overflow Vulnerability Allowing Denial-of-Service

Vulnerability

A buffer overflow vulnerability has been identified in the WebKit component of various Apple operating systems, including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. This vulnerability allows a remote attacker to cause unexpected application termination. The issue has been addressed with improved bounds checking.

Impact

Exploitation of this vulnerability can lead to a denial-of-service condition, causing applications to terminate unexpectedly.

Remediation

Users can update to the latest versions of iOS, iPadOS, macOS Sequoia, macOS Sonoma, tvOS, visionOS, or watchOS to address this vulnerability. Instructions for updating can be found on the Apple Support website.

Added: May 11, 2026, 10:24 PM
Updated: May 11, 2026, 10:24 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.