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Apple WebKit Memory Corruption Vulnerability Leading to Process Crash

Vulnerability

A vulnerability in the WebKit component of Apple products, including Safari, iOS, iPadOS, watchOS, tvOS, and visionOS, allows processing of maliciously crafted web content, which can lead to memory corruption and cause an unexpected process crash. This issue was addressed with improved memory handling and input validation. The vulnerability is present in WebKit versions bundled with Safari 26.1, iOS 26.1, iPadOS 26.1, watchOS 26.1, tvOS 26.1, and visionOS 26.1.

Impact

Exploitation of this vulnerability can cause memory corruption and lead to an unexpected process crash, specifically causing Safari to crash on affected devices.

Remediation

Users can update to Safari 26.1, iOS 26.1, iPadOS 26.1, watchOS 26.1, tvOS 26.1, or visionOS 26.1 to address this vulnerability.

Added: Nov 4, 2025, 2:57 AM
Updated: Nov 4, 2025, 2:57 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
4.4
remediation
7.7
relevance
0.9
threat
0.0
urgency
2.9
incentive
0.8

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