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Actively Exploited in the Wild

This vulnerability is being actively exploited in the wild.

Apple iOS WebKit Buffer Overflow Vulnerability Allowing Arbitrary Code Execution

Vulnerability

A buffer overflow vulnerability has been identified in the WebKit component of Apple iOS, specifically in versions 12.5.3 and prior. This vulnerability arises from improper memory handling, which can be exploited by processing maliciously crafted web content, leading to arbitrary code execution. There are reports suggesting that this issue may have been actively exploited.

Impact

Exploitation of this vulnerability could result in arbitrary code execution on the affected device.

Remediation

Users can update to iOS 12.5.3 to address this vulnerability.

Added: May 15, 2026, 10:34 AM
Updated: May 15, 2026, 10:34 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
7.5
exploitability
7.5
remediation
0.0
relevance
0.0
threat
8.0
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.