CVE-2026-84518: Apple iPadOS

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

This issue was addressed through improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27. A malicious website may be able to determine what apps a user has installed.

Affected products

• Apple iPadOS: before 27.0 (fixed in 27.0)
• Apple iPhone OS: before 27.0 (fixed in 27.0)
• Apple macOS: before 27.0 (fixed in 27.0)
• Apple Safari: before 27.0 (fixed in 27.0)

Published 2026-09-14. Last modified 2026-09-16.