CVE-2026-43816: Apple iPadOS

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Affected products

• Apple iPadOS: before 26.6 (fixed in 26.6)
• Apple iPhone OS: before 26.6 (fixed in 26.6)
• Apple macOS: from 26.0, before 26.6 (fixed in 26.6)
• Apple tvOS: before 26.6 (fixed in 26.6)
• Apple visionOS: before 26.6 (fixed in 26.6)
• Apple watchOS: before 26.6 (fixed in 26.6)

Published 2026-07-27. Last modified 2026-07-29.