CVE-2023-40447: Apple iPadOS

High severity, CVSS 8.8. EPSS: 1.5% chance of exploitation in the next 30 days.

The issue was addressed with improved memory handling. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.

Affected products

• Apple iPadOS: before 16.7.2 (fixed in 16.7.2); from 17.0, before 17.1 (fixed in 17.1)
• Apple iPhone OS: before 16.7.2 (fixed in 16.7.2); from 17.0, before 17.1 (fixed in 17.1)
• Apple macOS: from 14.0, before 14.1 (fixed in 14.1)
• Apple Safari: before 17.1 (fixed in 17.1)
• Apple tvOS: before 17.1 (fixed in 17.1)
• Apple watchOS: before 10.1 (fixed in 10.1)

Published 2023-10-25. Last modified 2026-06-17.