CVE-2023-23517: Apple iPadOS

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

The issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.6.3, macOS Ventura 13.2, watchOS 9.3, macOS Big Sur 11.7.3, Safari 16.3, tvOS 16.3, iOS 16.3 and iPadOS 16.3. Processing maliciously crafted web content may lead to arbitrary code execution.

Affected products

• Apple iPadOS: before 16.3 (fixed in 16.3)
• Apple iPhone OS: before 16.3 (fixed in 16.3)
• Apple macOS: before 11.7.3 (fixed in 11.7.3); from 12.0, before 12.6.3 (fixed in 12.6.3); from 13.0, before 13.2 (fixed in 13.2)
• Apple Safari: before 16.3 (fixed in 16.3)
• Apple tvOS: before 16.3 (fixed in 16.3)
• Apple watchOS: before 9.3 (fixed in 9.3)

Published 2023-02-27. Last modified 2026-06-17.