CVE-2023-40403: Apple iPadOS

Medium severity, CVSS 6.5. EPSS: 1.3% chance of exploitation in the next 30 days.

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.6, tvOS 17, iOS 16.7 and iPadOS 16.7, macOS Monterey 12.7, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. Processing web content may disclose sensitive information.

Affected products

• Apple iPadOS: before 16.7 (fixed in 16.7)
• Apple iPhone OS: before 16.7 (fixed in 16.7)
• Apple macOS: from 12.0.0, before 12.7 (fixed in 12.7); from 13.0, before 13.6 (fixed in 13.6)
• Apple tvOS: before 17.0 (fixed in 17.0)
• Apple watchOS: before 10.0 (fixed in 10.0)

Published 2023-09-27. Last modified 2026-06-17.