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Apple ImageIO Memory Corruption Vulnerability in macOS Sequoia 15.6

Vulnerability

A memory corruption vulnerability has been identified in the ImageIO framework of Apple macOS Sequoia 15.6. This issue arises when the system processes a maliciously crafted image, potentially leading to unauthorized access to process memory. The vulnerability has been addressed with improved input validation.

Impact

Exploitation of this vulnerability could result in memory corruption, allowing for potential arbitrary code execution or other unintended behavior.

Remediation

Users can update to macOS Sequoia 15.6 to address this vulnerability.

Added: Apr 2, 2026, 9:41 PM
Updated: Apr 2, 2026, 9:41 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
3.8
remediation
7.7
relevance
5.1
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.